Should you re-install Windows every year?

Okay, I can understand that, but restoring from an image is totally different from doing a clean install, as the subject of the thread is about. Actually, restoring an image shouldn't require any additional driver, programs or tweaks, so an hour should be plenty of time.

I understand.. I chimed in as to how I do it to maybe help others..

A clean install from scratch does take me 8 ~ 10 hours. Restoring an image takes about 30 minutes..

My point was that prior to a major update or an app install, I image my boot drive. In the event I am unhappy with the results of the update or app install, I restore the image as opposed to uninstalling the update or app. This way, my machine never gets dirty to the point it will ever require a fresh install. It is always clean and running perfectly.
 

My Computer My Computer

OS
Windows 7 Professional
I only ever reinstall under the following circumstances: A) Removing pre-installed bloatware B) SP1 failure to install :p C) System failure / upgrades relating to hardware. Like you I leave my computer on 24/7. On my system drive I have my work programs installed (Photoshop CS2, MS Office 2007, Final Draft V7) and some video / audio programs. All other content is saved to my other hard drives. Of course I keep two system images of the computer.

When it comes to an system image, you should make it when you have all of your CORE software requirements installed. Then you can always restore back to a point before your computer got cluttered. if you're going to restore an image, make sure you choose the image that only has your core software requirements installed. If you don't have such an image, you should make one at that point next time around.

I suppose as long as the system image you do have is in a "working state" then it would be better than the current state (since your installed tweaks are important to you.)
 

My Computer My Computer

Computer Manufacturer/Model Number
HP DV6 1330sa
OS
Windows 7 Professional 64 Bit SP1
CPU
INTEL DUAL CORE 2.1Ghz
Motherboard
N/A
Memory
4GB DDR3
Graphics Card(s)
INTEL
Sound Card
LAPTOP
Monitor(s) Displays
2
Screen Resolution
3200x1080
Hard Drives
250GB
PSU
LAPTOP
Case
LAPTOP
Cooling
LAPTOP
Keyboard
SOLID YEAR 260U
Mouse
USB
Internet Speed
20 MB/S
Okay, I can understand that, but restoring from an image is totally different from doing a clean install, as the subject of the thread is about. Actually, restoring an image shouldn't require any additional driver, programs or tweaks, so an hour should be plenty of time.

I understand.. I chimed in as to how I do it to maybe help others..

A clean install from scratch does take me 8 ~ 10 hours. Restoring an image takes about 30 minutes..

My point was that prior to a major update or an app install, I image my boot drive. In the event I am unhappy with the results of the update or app install, I restore the image as opposed to uninstalling the update or app. This way, my machine never gets dirty to the point it will ever require a fresh install. It is always clean and running perfectly.
That goes back to my original statement...if you can complete all of the facets of doing a clean install in 8-10 hours, you are a better cyberman than me, unless you keep a fairly bare bones OS, with little to install and tweak. I can spend 2 hours, just installing my browser and customizing it exactly the way that I want. When I think about all of the other programs to reinstall and tweak, I shiver at the thought of doing a clean install.
 

My Computer My Computer

Computer Manufacturer/Model Number
DIY
OS
W7x64 Pro, SuSe 12.1/** W7 x64 Pro, XP MCE
CPU
Phenom II 1090T w/Noctua NH-D14 /**4400+ X2 w/CM Hyper TX 3
Motherboard
ASRock 890FX Deluxe 4/**A8N-SLI
Memory
2 x 2GB Patriot PGS34g1600LLKA/**4x1GB Corsair VS
Graphics Card(s)
EVGA GTX460 SC/**EVGA 8800GTS
Sound Card
Asus Xonar D2X/**Xonar D1
Monitor(s) Displays
Acer X233H, Dell E152FPc /**LG M237-WD
Screen Resolution
1920x1080 & 1024x768/**1980x1080
Hard Drives
WDC 2TB, 1.5TB, 1TB, 500GB,Seagate 500GB , Maxtor 80GB /**500GB Seagate & WDC 1TB Black
PSU
CM RS600 w/ APC BX1000G/**Antec 500 TP w/ APC BX1000
Case
HAF922/**Antec 1040IIB
Cooling
3x200mm, 1x140 and 1x120mm/**5x80mm fans
Keyboard
Logitech Media USB/**Saitek Eclipse
Mouse
Cordless Trackman Wheel/**Ditto
Internet Speed
3.3Mbps
Other Info
SB 560 5.1 w/ Sennheiser RS140/**Creative T20 speakers, Dvico FusionHDTV7 Gold RT, Cisco E3000, HP 5510V AIO, Linksys E3000, Belkin F5U237 hub and **F5D8055 adapter
(** = 2nd rig)
A clean install of 7, tweaking it little bit, installing drivers, ms office and some minor softwares takes about an hour for me. I do it every 20 days or so.... just a habit and because of this i avoid extreme tweaking. 7 can run stable without issues for many months even years if properly maintained unlike XP that used to get slower by time.
 

My Computer My Computer

Computer type
PC/Desktop
Computer Manufacturer/Model Number
Self Hand Build
OS
Windows 8.1 Pro
CPU
Core i5 4440
Motherboard
Gigabyte GA H97M-DS3P
Memory
4GB Corsair Vengeance DDR3
Graphics Card(s)
Sapphire Ati Radeon R7 240
Sound Card
ASUS Xonar DX - Fiio E10 - Audio Technica M50
Monitor(s) Displays
Panasonic L42ET60D & Dell 2240L (Dual Display)
Screen Resolution
1920X1080
Hard Drives
Samsung 850 Pro 128 GB
1 TB WD Green.
3 TB WD Green
1 TB WD External
PSU
Corsair VS350
Case
Corsair Carbide 400R
Cooling
Stock
Keyboard
Logitech
Mouse
Logitech Optical/MX518.
Internet Speed
60 KBps (Things are different in India LOL)
Antivirus
AVIRA Free Edition
Browser
Waterfox
Other Info
Previous set-up:
E6300>E2140 @3.6 Ghz>Q6600 @ 3.8 Ghz with Thermaltake Ultima 90.
Nvidia 8600GT>8800 GT>ATI 4850>ATI 3450>ATI 5770>ATI 3100>ATI R7 240.
Intel DG965WH>ASUS P5B>ABIT IP35-E>Gigabyte G31-S2L> Gigabyte GA78LMT-USB3>Gigabyte H97M-DS3P.
Corsair Value Select 2GB>Crucial Ballistix 2GB>GSkill 2GB>Corsair Vengeance 4GB.
Matrix Server Chassis (with 12 Glacialtech Fans)>Coolermaster Elit
Wow...so much unecessary work! First off, a complete full install of Windows 7 takes about 10-15 minutes when using a flash drive. Then, the rest of the driver installs, updates, and software installs will take about 2 hours or so...so if anyone wants to claim that it takes them much longer...it's time to stop overtweaking and get organized.

2 hours just for a browser install and customizing??? So far irrational that it doesn't even need to be commented on.

As others have said, Windows 7 needs very little done to it by default, unless you feel like tweaking things that shouldn't be tweaked.

I see it as breaking down into two options. First, you realize it doesn't take that long to do a clean install, and you learn to organize your necessary drivers and apps so then can be done quickly, and you learn to leave out the needless tweaks. The second option is, if you really need to hide behind the "it takes me too long to do a clean install" view, then you should have a good, prinstine image configured with all of your *ahem* tweaks, read the be reloaded in 30 minutes or so. Right?

How much sense does it make to complain about how long it takes a person to do a clean install, and then not be keeping system images? That's like complaining about getting wet in the rain when you refuse to use an umbrella.

I have two flash drives. One has my combined, all versions both platforms of Windows 7 to handle the install. I have a second flash drive that stores my latest drivers and software. In two hours I can have my full system back up and running, fully configured. The OS customizations take 5 minutes or less, because very little needs to be done to Windows 7 in order to have it run at peak efficiency. Anything more and you are likely degrading performance and risking stability. This 2 hour window covers my home tower, my work tower, and my work laptop, all with much different software configs and set ups. Why make the process longer than it needs to be?

To answer the OP's question, a clean install should be done when nothing else solves the issue, and shouldn't be done on a schedule. This isn't XP and too many people assume it is the same, where it needs to be reloaded or tweaked to run better. My work tower has been running since Windows 7's release on August 6th, 2009, and hasn't needed a reload at all. It's in use for minimum 8 hours a day.
 

My Computer My Computer

OS
Windows 7 Ultimate x64 SP1
CPU
Intel Core i7-2600
Motherboard
Gigabyte GA-P67A-UD3P-B3
Memory
12 GB Patriot Extreme DDR3-1333
Graphics Card(s)
Nvidia GTX 470
Monitor(s) Displays
Dell UltraSharp 2209WA
Hard Drives
OCZ Agility3 240 GB, WD5001AALS, WD7501AALS
PSU
OCZ ModStream 700W
Case
CoolerMaster HAF 912 Advanced
Cooling
CoolerMaster Hyper 212 Plus
DeaconFrost,

2 hours just for a browser install and customizing??? So far irrational that it doesn't even need to be commented on.

But you did anyway. I could attempt to explain to you why it requires that much time, but it it obvious that you wouldn't understand, so the rational choice is for me to not even try.
 

My Computer My Computer

Computer Manufacturer/Model Number
DIY
OS
W7x64 Pro, SuSe 12.1/** W7 x64 Pro, XP MCE
CPU
Phenom II 1090T w/Noctua NH-D14 /**4400+ X2 w/CM Hyper TX 3
Motherboard
ASRock 890FX Deluxe 4/**A8N-SLI
Memory
2 x 2GB Patriot PGS34g1600LLKA/**4x1GB Corsair VS
Graphics Card(s)
EVGA GTX460 SC/**EVGA 8800GTS
Sound Card
Asus Xonar D2X/**Xonar D1
Monitor(s) Displays
Acer X233H, Dell E152FPc /**LG M237-WD
Screen Resolution
1920x1080 & 1024x768/**1980x1080
Hard Drives
WDC 2TB, 1.5TB, 1TB, 500GB,Seagate 500GB , Maxtor 80GB /**500GB Seagate & WDC 1TB Black
PSU
CM RS600 w/ APC BX1000G/**Antec 500 TP w/ APC BX1000
Case
HAF922/**Antec 1040IIB
Cooling
3x200mm, 1x140 and 1x120mm/**5x80mm fans
Keyboard
Logitech Media USB/**Saitek Eclipse
Mouse
Cordless Trackman Wheel/**Ditto
Internet Speed
3.3Mbps
Other Info
SB 560 5.1 w/ Sennheiser RS140/**Creative T20 speakers, Dvico FusionHDTV7 Gold RT, Cisco E3000, HP 5510V AIO, Linksys E3000, Belkin F5U237 hub and **F5D8055 adapter
(** = 2nd rig)
From Win 3.1 to Win 98 I'd clean install every 6 months. Since XP, which always ran solid for me, I clean install with new hardware, a Service Pack, or if they're gremlins running about I don't care to spend anymore time troubleshooting (one instance since XP).

For a clean install, I have Win 7 on a flash drive, and all drivers and applications on another flash drive. No looking through all my boxes and tubs for this or that CD or DVD disk. Quick and organized clean installs I can live with. I do make backups now and then and recently restored one to a new HD only because the Win 7 install was pretty fresh off the older drive.
 

My Computer My Computer

Computer type
PC/Desktop
Computer Manufacturer/Model Number
Wordsworth 5000
OS
Windows 10 Pro 64 bit
CPU
Core i7 6700K Skylake 4.0GHz
Motherboard
Asus Z170 Pro
Memory
Corsair Vengeance LPX DDR4 32GB 3000MHz
Graphics Card(s)
Asus Radeon RX480 Strix 8GB
Sound Card
Asus Xonar DSX
Monitor(s) Displays
HP 2709m
Screen Resolution
1920x1080
Hard Drives
Intel 600p M.2 PCIe NVMe SSD 512GB; Intel 335 SSD 240GB ;Western Digital Caviar Black 1TB
PSU
Thermaltake Toughpower Grand Platinum 850W
Case
Lian Li PC-B70
Cooling
CPU-Noctua NH D15, GPU-Stock, Case-Noctua 2x140, 2x120
Keyboard
Microsoft Natural Ergo 4000
Mouse
Microsoft Wireless Optical 1000
Internet Speed
Cable
Other Info
HP bd 340,
HP bd 240,
Klipsch Promedia 5.1 THX
Okay, I use IE, and it is just there. I don't need to configure anything for it, aside of making sure the pop-up blocker is still set to on. Live Mesh Sync brings my Favorites back. If you use an alternative browser, you simply load that, configure any quick plug-ins you might have, and be done with it...it certainly wouldn't take two hours to do that. I typically load Firefox and Chrome so I can test out the website I work on. Even then, I can't possible see how it could take two hours, or how I could ever justify taking that long. Mozilla developers don't take that long to recompile the browser for nightly builds!
 

My Computer My Computer

OS
Windows 7 Ultimate x64 SP1
CPU
Intel Core i7-2600
Motherboard
Gigabyte GA-P67A-UD3P-B3
Memory
12 GB Patriot Extreme DDR3-1333
Graphics Card(s)
Nvidia GTX 470
Monitor(s) Displays
Dell UltraSharp 2209WA
Hard Drives
OCZ Agility3 240 GB, WD5001AALS, WD7501AALS
PSU
OCZ ModStream 700W
Case
CoolerMaster HAF 912 Advanced
Cooling
CoolerMaster Hyper 212 Plus
That goes back to my original statement...if you can complete all of the facets of doing a clean install in 8-10 hours, you are a better cyberman than me, unless you keep a fairly bare bones OS, with little to install and tweak. I can spend 2 hours, just installing my browser and customizing it exactly the way that I want. When I think about all of the other programs to reinstall and tweak, I shiver at the thought of doing a clean install.

Well actually.. Truth be told, It took me months to get Vista exactly the way I wanted it.. Ran it that way for a few months, then Win7 was released.. I am still tweaking win7 here & there from time to time and have been running it for about 14 months now.. Maybe a little less.

But a clean install, hardware all working, updated, apps installed & updated, a few of the basic tweaks so I can call it "functional", is 8 ~ 10 hours.. Then months of tweaking ;)
 

My Computer My Computer

OS
Windows 7 Professional
As to the original question, this was pretty common through Win98. Since Windows 2000 though, I find I only reinstall on hardware failure or when I get adventurous in testing beta software, and I know the risks I take with that so it bothers me not. Otherwise, I reinstall when I get new hardware (to remove the OEM image), and that's about it.

Further to some of the other recent posts, I spent about 30 days (not kidding) tweaking and setting up a base Windows 7 system the way I wanted it, but I was using MDT to create the install (hence a lot of trial and error on certain fringe things that don't happen right out-of-the-box with MDT). Once I had that done, it was 100% repeatable and I can rebuild a machine in about 1 hour with all my software and tweaks off of a USB key. I used a generic key from product.ini (and an Office install with no product key) so that I could then use that to reinstall on other's machines, which has saved me countless months (quite literally) of time. I don't have to keep a base image - I just use MDT to reinstall for me, exactly the same way, every time. Updating to SP1? Replace the win7 source with an SP1 source, and my next build was Win7 SP1, with all of the same software and tweaks installed the same way as they were on Win7 RTM ;).
 

My Computer My Computer

Computer type
PC/Desktop
Computer Manufacturer/Model Number
Custom
OS
Windows 10 Pro x64
CPU
Intel Core i7 4790K @ 4.5GHz
Motherboard
Asus Maximus Hero VII
Memory
32GB DDR3
Graphics Card(s)
Nvidia GeForce GTX970
Sound Card
Realtek HD Audio
Screen Resolution
1920x1200
Hard Drives
1x Samsung 250GB SSD
4x WD RE 2TB (RAIDZ)
PSU
Corsair AX760i
Case
Fractal Design Define R4
Cooling
Noctua NH-D15

My Computer My Computer

OS
Windows 7 Ultimate x64 SP1
CPU
Intel Core i7-2600
Motherboard
Gigabyte GA-P67A-UD3P-B3
Memory
12 GB Patriot Extreme DDR3-1333
Graphics Card(s)
Nvidia GTX 470
Monitor(s) Displays
Dell UltraSharp 2209WA
Hard Drives
OCZ Agility3 240 GB, WD5001AALS, WD7501AALS
PSU
OCZ ModStream 700W
Case
CoolerMaster HAF 912 Advanced
Cooling
CoolerMaster Hyper 212 Plus
Very old way of thinking. Unfortunately it is a very common way of thinking, especially in the company I work for. If there's a problem, reinstall from scratch. Computer slow? Reinstall. You get the idea. I'd rather spend a solid day getting the system just where I want it, proper drivers, services tweaked, programs installed. Then make an image of the computer in its pristine perfect condition. Reinstalling from scratch is unnecessary these days.
 

My Computer My Computer

Computer Manufacturer/Model Number
Acer Aspire TimelineX AS4820T-6645
OS
Windows 7 Home Premium 64bit
CPU
Intel Core i3 380M(2.53GHz)
Memory
4GB DDR3 1066
Graphics Card(s)
Intel HD Graphics 128MB VRAM
Screen Resolution
1366x768
Hard Drives
640GB 5400RPM SATA
True however you don't really need to back up drivers on a different flash drive. Just keep them in the "D" or second partition of your hdd. Anything in any partition other than the main usually "C" drive is not deleted after a clean install.
Wow...so much unecessary work! First off, a complete full install of Windows 7 takes about 10-15 minutes when using a flash drive. Then, the rest of the driver installs, updates, and software installs will take about 2 hours or so...so if anyone wants to claim that it takes them much longer...it's time to stop overtweaking and get organized.

2 hours just for a browser install and customizing??? So far irrational that it doesn't even need to be commented on.

As others have said, Windows 7 needs very little done to it by default, unless you feel like tweaking things that shouldn't be tweaked.

I see it as breaking down into two options. First, you realize it doesn't take that long to do a clean install, and you learn to organize your necessary drivers and apps so then can be done quickly, and you learn to leave out the needless tweaks. The second option is, if you really need to hide behind the "it takes me too long to do a clean install" view, then you should have a good, prinstine image configured with all of your *ahem* tweaks, read the be reloaded in 30 minutes or so. Right?

How much sense does it make to complain about how long it takes a person to do a clean install, and then not be keeping system images? That's like complaining about getting wet in the rain when you refuse to use an umbrella.

I have two flash drives. One has my combined, all versions both platforms of Windows 7 to handle the install. I have a second flash drive that stores my latest drivers and software. In two hours I can have my full system back up and running, fully configured. The OS customizations take 5 minutes or less, because very little needs to be done to Windows 7 in order to have it run at peak efficiency. Anything more and you are likely degrading performance and risking stability. This 2 hour window covers my home tower, my work tower, and my work laptop, all with much different software configs and set ups. Why make the process longer than it needs to be?

To answer the OP's question, a clean install should be done when nothing else solves the issue, and shouldn't be done on a schedule. This isn't XP and too many people assume it is the same, where it needs to be reloaded or tweaked to run better. My work tower has been running since Windows 7's release on August 6th, 2009, and hasn't needed a reload at all. It's in use for minimum 8 hours a day.
 

My Computer My Computer

Computer type
PC/Desktop
Computer Manufacturer/Model Number
Self Hand Build
OS
Windows 8.1 Pro
CPU
Core i5 4440
Motherboard
Gigabyte GA H97M-DS3P
Memory
4GB Corsair Vengeance DDR3
Graphics Card(s)
Sapphire Ati Radeon R7 240
Sound Card
ASUS Xonar DX - Fiio E10 - Audio Technica M50
Monitor(s) Displays
Panasonic L42ET60D & Dell 2240L (Dual Display)
Screen Resolution
1920X1080
Hard Drives
Samsung 850 Pro 128 GB
1 TB WD Green.
3 TB WD Green
1 TB WD External
PSU
Corsair VS350
Case
Corsair Carbide 400R
Cooling
Stock
Keyboard
Logitech
Mouse
Logitech Optical/MX518.
Internet Speed
60 KBps (Things are different in India LOL)
Antivirus
AVIRA Free Edition
Browser
Waterfox
Other Info
Previous set-up:
E6300>E2140 @3.6 Ghz>Q6600 @ 3.8 Ghz with Thermaltake Ultima 90.
Nvidia 8600GT>8800 GT>ATI 4850>ATI 3450>ATI 5770>ATI 3100>ATI R7 240.
Intel DG965WH>ASUS P5B>ABIT IP35-E>Gigabyte G31-S2L> Gigabyte GA78LMT-USB3>Gigabyte H97M-DS3P.
Corsair Value Select 2GB>Crucial Ballistix 2GB>GSkill 2GB>Corsair Vengeance 4GB.
Matrix Server Chassis (with 12 Glacialtech Fans)>Coolermaster Elit
You should do one thing that scares you everyday ;)
That goes back to my original statement...if you can complete all of the facets of doing a clean install in 8-10 hours, you are a better cyberman than me, unless you keep a fairly bare bones OS, with little to install and tweak. I can spend 2 hours, just installing my browser and customizing it exactly the way that I want. When I think about all of the other programs to reinstall and tweak, I shiver at the thought of doing a clean install.
 

My Computer My Computer

Computer type
PC/Desktop
Computer Manufacturer/Model Number
Self Hand Build
OS
Windows 8.1 Pro
CPU
Core i5 4440
Motherboard
Gigabyte GA H97M-DS3P
Memory
4GB Corsair Vengeance DDR3
Graphics Card(s)
Sapphire Ati Radeon R7 240
Sound Card
ASUS Xonar DX - Fiio E10 - Audio Technica M50
Monitor(s) Displays
Panasonic L42ET60D & Dell 2240L (Dual Display)
Screen Resolution
1920X1080
Hard Drives
Samsung 850 Pro 128 GB
1 TB WD Green.
3 TB WD Green
1 TB WD External
PSU
Corsair VS350
Case
Corsair Carbide 400R
Cooling
Stock
Keyboard
Logitech
Mouse
Logitech Optical/MX518.
Internet Speed
60 KBps (Things are different in India LOL)
Antivirus
AVIRA Free Edition
Browser
Waterfox
Other Info
Previous set-up:
E6300>E2140 @3.6 Ghz>Q6600 @ 3.8 Ghz with Thermaltake Ultima 90.
Nvidia 8600GT>8800 GT>ATI 4850>ATI 3450>ATI 5770>ATI 3100>ATI R7 240.
Intel DG965WH>ASUS P5B>ABIT IP35-E>Gigabyte G31-S2L> Gigabyte GA78LMT-USB3>Gigabyte H97M-DS3P.
Corsair Value Select 2GB>Crucial Ballistix 2GB>GSkill 2GB>Corsair Vengeance 4GB.
Matrix Server Chassis (with 12 Glacialtech Fans)>Coolermaster Elit
Interesting topic....

I once talked to a Microsoft Application Specialist during a seminar, a few years ago (shortly after the Vista release)...
We had a talk about the exact same subject as this, since i was always skeptic about reinstalling on a routine basis.
He confirmed quite a few of my theories.

- Microsoft has heavily improved the modularity of its operating software through the years.
Windows XP was a major step forward, yet there was nothing that would counter the registry growth (clutter) over time.
This is different since Windows Vista.

- Seperating your data on subject of usage is a good thing (Partion 1: OS + Software, Partition: 2 Data).
For me personally... i use: Partition 1: OS + Programs, Partition 2: Games, Partition 3: Data.
It keeps your "OS Partition" small and if anything catastrophic (read: OS corruption in any way) were to happen, you would lose as little data as possible.
Of course, in case of up to date imaging the setback would be very small.

- Linking your user folder to a different partition or drive is another approach to decrease both size and importance of the "OS Partition", yet at the time it was often the case that data such as Documents and Images were moved, but user data (application settings) still remained on the OS drive.
Those application settings would have been my motive to link the user folder away from my OS Partition but since the OS never did this, it was a lot less interesting.
(I never looked into this after that, so i'm not sure if Windows 7 does it right.... but even in this case... linking away the C:\Programdata folder would be very interesting too).

- Now, since the above improvements the latest OS'es don't even measurably suffer from aging or "registry rot" as some people liked to call it back then. We both agreed on this.
I once tested this extensively with a group of people from another community and we all concluded that even in Windows XP the "aging" process did not influence responsiveness of the OS.
(We once used 2 cloned machines, with a 1,5 year old install and manually cleaned the entire registry on one of those... there was simply no performance difference noticeable or could it be measured).
A good defragging tool as well as crap cleaner seemed to make the difference sometimes on machines that no longer felt snappy (of course a few important arguments for this are: - The harddrive still has to be in prime condition and - There should be no unnecessary software running in the background to influence "CPU Time" and cloud your judgement on this).

- Another important feature which Microsoft worked on (and has been somewhat present since Windows XP) is modularity in terms of hardware.
Nowadays (which i think is awesome), you can just switch out any hardware and the OS will keep running fine after you install the new drivers.
I have seen some rare cases of where going from a old AMD platform to a newer Intel platform (upgrading motherboards) would cause issues. After seeing a few of these occurances we noticed that it was often some funky BIOS option that was on during installation on the AMD platform (think of, non-standardised SATA optimisations etc).

You could in this case (changing some hardware or even switching platforms) decide to use something like a driver sweeper or crap cleaner to remove any files that would still be present after uninstalling old drivers (this is meant procedure wise but does nothing to the performance since it remains unaffected, except for some rare cases like going from nvidia to ATI graphics...which in this case the nvidia driver setup simply was to blame for improper uninstalling).
Some files get cross linked, are no longer used after a driver update of the same device or are generated by the driver or its software post installation, so they get left behind.

I used to be second in charge at a Microsoft certified builder company and we have seen a lot of this stuff go right.
Sure, in the past things have gone wrong once or twice...but this was all in the era of Windows XP (I'm simply not threading into details with older OS'es since those were simply not as advanced as the one we use today).

In conclusion, both the Application Specialist and me agreed that routine reinstalling is a total waste of time.
But, the exception of the rule is that you should prevent it from ever happening (think of a decent Backup imaging procedure).
Its always a good thing to create a 'vanilla' image (they are usually so small they can be put on a DL DVD or so).
But the most important one, is the image right after you are done configuring all your software and installing your hardware etc. It is vital that no 'infected' software gets used in this process as this often happens, which messes up the 'quality' of your system state at this point.
A good example of this is, someone installing his OS and when he gets to installing third party software he starts looking for a newer version on the net which contains a crack or keygen that is malicious.
(I've seen people downloading torrents for newer software in the above situation, thus compromising the entire integrity of their system right at the start...it can be quite amusing to watch during LAN Parties).

These are the 2 key points of where long term OS integrity is comprimised: performance registry tweaks and malicious software right from the start.

Also another funny thing to take into account.
Like some people here said the term tweaking is loosely adapted to actually 'configuring' the OS and your software.
When someone says tweaking i immediatly tend to think of registry modification and whatnot.
That said, i have not had to do a single registry performance tweak ever since i started using Windows Vista (and now Windows 7) .
In the long run, these are just potential risks to compromise your OS integrity.
(Of course for Power users, this does not mean changing TCP settings or some default windows settings that are hard to find yet accessible in the registry is a bad thing).
 
Last edited:

My Computer My Computer

Computer Manufacturer/Model Number
Custom
OS
Windows 7 Ultimate x64 SP1
CPU
Intel Core i7 2600K
Motherboard
Gigabyte GA-Z68X-UD7-B3
Memory
2 x 4GB G Skill Ripjaws X (F3-12800CL7-4GBXH)
Graphics Card(s)
Gigabyte GV-R797OC-3GD
Sound Card
TC Electronic Desktop Konnekt 6
Monitor(s) Displays
Samsung 2493HM, Sony KDL40Z5500, Samsung 204B
Screen Resolution
3120x1600
Hard Drives
2 x Intel 510 SSD 120GB (RAID0)
2 x Samsung F3 EcoGreen 2TB (RAID1)
PSU
Seasonic X-850
Case
Akasa Eclipse-62
Cooling
Xigmatek Dark Knight, 2 x Zalman 120mm F3-BL
Keyboard
Logitech G510 US-us
Mouse
Logitech G400
Internet Speed
30 mbit
Other Info
It blows.
I have never reinstalled Windows - well except once (from a malware which was near impossible to get rid of it...)
If you are concerned about your data and software getting lost - you should make a backup or an image - preferably both.
 

My Computer My Computer

Computer Manufacturer/Model Number
Macbook Pro 15" (2011) (Matte Version)
OS
Win 7 Pro x64 SP1 OS X Snow Leopard 10.6.7
CPU
Intel Core i7 2820QM 2.3GHz (Quad-Core)
Motherboard
N/A
Memory
8GB 1333 MHz PC3-10600 DDR3 SDRAM
Graphics Card(s)
ATI Radeon HD 6750M (1GB, GDDR5)
Sound Card
N/A
Monitor(s) Displays
1 Display
Screen Resolution
1,680 x 1050 (Matte Screen, Anti-Glare)
Hard Drives
750GB SATA (5400 rpm)
WD My Passport Essential 1TB Portable Hard Drive
PSU
N/A
Case
N/A
Cooling
N/A
Keyboard
Apple Wireless Keyboard
Mouse
Apple Wireless Magic Mouse
Internet Speed
Max - 2.2MB/sec; DSL provided by Telecom NZ
Other Info
MS Office Professional 2010
McAfee Total Protection 2011
On a Laptop Stand (Hand-Built)
Try the sfc/scannow. It will repair what it can of corrupt files in windows that might be causing the OS problems. If there are files that Windows can't fix it will let you know.

Start menu/accessories/right click command prompt/run as administrator....at the prompt ">", type in sfc/scannow.
 

My Computer My Computer

Computer type
PC/Desktop
Computer Manufacturer/Model Number
Dell Alienware Aurora 2009
OS
W10 Home 64 bit
CPU
i7 990x
Motherboard
LGA 1366 Intel X58 Express
Memory
Corsair 12G 1866 MXP CMT12GX3M6A1866C9
Graphics Card(s)
EVGA 980ti
Sound Card
Bose Speakers
Monitor(s) Displays
Three ASUS 27in PG278Q
Screen Resolution
2K
Hard Drives
Samsung 860evo 2TB
PSU
850W
Cooling
Liquid Cooled
Internet Speed
235 megabit/s
Carl -

Perhaps you could tutorialize a bit on Microsoft Deployment Toolkit's use here.

Would SysPrepping an installation after setup then saving it's image achieve the same thing any easier or harder?
http://www.sevenforums.com/tutorial...lation-transfer-new-computer.html#post1161038


Thanks, friend. :geek:
Check my blog, posts starting in August 2009. For home users, yes - for enterprise and businesses, though, creating images is considered a bad thing - it makes it harder to troubleshoot issues when you use an image versus doing a flat install, especially images that have been re-sysprep'ed over and over.
 

My Computer My Computer

Computer type
PC/Desktop
Computer Manufacturer/Model Number
Custom
OS
Windows 10 Pro x64
CPU
Intel Core i7 4790K @ 4.5GHz
Motherboard
Asus Maximus Hero VII
Memory
32GB DDR3
Graphics Card(s)
Nvidia GeForce GTX970
Sound Card
Realtek HD Audio
Screen Resolution
1920x1200
Hard Drives
1x Samsung 250GB SSD
4x WD RE 2TB (RAIDZ)
PSU
Corsair AX760i
Case
Fractal Design Define R4
Cooling
Noctua NH-D15
Clean installs can be time consuming and sometime frustrating if you have paid software that needs to be deactivated then reactivated. I don't see the point unless you absolutely need to.

I keep the following (generally with both Windows & Macrium)
1) Image after core software installed.
2) Subsequent staged images over the last 3 months so I can always go back to a "good" one. I keep a simple log file of any significant changes (eg SP1 installed xx/xx/xx at xxpm. If I conclude for example SP1 is causing problems go back to an image date pre SP1.
3) Backup personal data regularly

4) I keep a cold standby HDD made from a reliable image. Trivial to make, cost $60 (1TB Sata), 10 minutes to install. I would consider this essential if I was using the PC for a small business.
 

My Computer My Computer

Computer type
PC/Desktop
Computer Manufacturer/Model Number
Own build
OS
Windows 7x64 Home Premium SP1
CPU
Intel i7 2600k
Motherboard
ASUS P8Z68 Deluxe
Memory
G.Skill Ripjaws (DDR3-1600) 2x4GB
Graphics Card(s)
Nvidia GeForce GTS 450; Intel HD Graphics 3000(GT2+)
Monitor(s) Displays
Dell Ultrasharp IPS panel U2311H, Samsung SyncMaster P2350
Screen Resolution
1920x1080
Hard Drives
Samsung 850 Pro SSD 256GB, Samsung SSD 840 120GB, Seagates 1TB Barracuda ST31000528AS x2
PSU
Seasonic M12II 520W
Case
Lian Li Lancool PC-K60
Cooling
Case: 1x120mm, 3x140mm CPU: Hyper 212+
Keyboard
Logitech MK520 (wireless)
Mouse
Logitech MK520
Internet Speed
6-7 Mbps
Antivirus
Norton Security Premium, Malwarebytes on 2 (MSE on 3rd PC)
Browser
FireFox
Other Info
Audio: Logitech Z523 2.1
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