Change Driver Letters in Windows 7

2 Bunny

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I recently upgraded to Windows 7 from RC to RTM, and was disappointed to find that it is identical in every way except for the wallpaper and a new glitch that was not present in the RC: Windows 7 now decides its own drive letters. Before it just took the same drive letters that xp used. I dualboot xp and 7, and when I boot xp, the letters are normal (xp is on "C", 7 on "M", HP recovery partition on "D", extra files on "N", backup partition "Z"), but here in the wonderful world of RTM 7, what was formerly Drive "M", is now "C", "D" is now "G", "N" is now "F", and if thats not puzzling enough, "C" is now "E". Did I catch 'em all? That's right, Windows 7 managed to confuse every single drive letter, a problem I never had in the RC.

Is this fixable? Can they all be returned to their original state? I'm thinking of buying a laptop and don't want the same nonsense inflicted on that when I dualboot xp and 7 on it, can it be dealt with beforehand?

Thanks.

- 2 Bunny
 

My Computer

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Laptop
Computer Manufacturer/Model Number
Lenovo N200 0769-AUU
OS
Windows 7 64Bit
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Intel Pentium T2390 1.87Ghz (Dual Core)
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Lenovo IEL10
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1.5GB DDR2 PC2-5300 (Soon to Upgrade)
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You can repartition them or just revert the drive letters back.

(re-assigning drive letters)
To do this by disk Management go to start, right click computer, then click manage, then click Disk Management on the panel, right click the external drive, then click "change drive letter and paths" then if its blank click ad if it has a drive letter click remove and then add then resign it a letter on the drop down menu, OK and close all that then check.

http://www.sevenforums.com/tutorials/82994-drive-letter-add-change-remove-windows-7-a.html
 
Last edited by a moderator:

My Computer

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PC/Desktop
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GIGABYTE Rig (Custom)
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Windows 7 Professional (x64/SP1) /Linux Mint 16
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Intel i5-3570k 3.40 GHz @ 4.6 GHz
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GIGABYTE Z77X-D3H
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PARTITION Reply

You can repartition them or just revert the drive letters back.

(re-assigning drive letters)
To do this by disk Management go to start, right click computer, then click manage, then click Disk Management on the panel, right click the external drive, then click "change drive letter and paths" then if its blank click ad if it has a drive letter click remove and then add then resign it a letter on the drop down menu, OK and close all that then check.

http://www.sevenforums.com/tutorials/82994-drive-letter-add-change-remove-windows-7-a.html

You can do that with the partition that it is installed on as well?

- 2 Bunny
 

My Computer

Computer type
Laptop
Computer Manufacturer/Model Number
Lenovo N200 0769-AUU
OS
Windows 7 64Bit
CPU
Intel Pentium T2390 1.87Ghz (Dual Core)
Motherboard
Lenovo IEL10
Memory
1.5GB DDR2 PC2-5300 (Soon to Upgrade)
Graphics Card(s)
Intel GMA X3100
Sound Card
Lenovo Motherboard Standard Built in (HD)
Monitor(s) Displays
Built in display (Usable Quality)
Screen Resolution
1280X800
Hard Drives
SEAGATE!
PSU
External Lenovo (20Volt, 65Watt)
Case
Lenovo stock case
Cooling
Generic Lenovo Cooler
Keyboard
Stock Standard Lenovo Keyboard (High quality)
Mouse
Built in high quality trackpad
Internet Speed
As fast as it goes
Antivirus
Avast! Free
Browser
Firefox (2006-2014), Pale Moon (2014-?)
Hello 2 Bunny,

Unfortunately no. You cannot change the drive letter of the drive/partition that Windows 7 is installed on. Only for the other drives and partitions. :(
 

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Self built custom
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64-bit Windows 11 Pro for Workstations
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Intel i7-8700K OC'd to 5 GHz
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ASUS ROG Maximus XI Formula Z390
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64 GB (4x16GB) G.SKILL TridentZ RGB DDR4 3600 MHz
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ASUS ROG-STRIX-GTX1080TI-O11G-GAMING
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Integrated
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2 x Samsung Odyssey G7 27"
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2560x1440
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1TB Samsung 990 PRO M.2,
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FAIL Reply

Hello 2 Bunny,

Unfortunately no. You cannot change the drive letter of the drive/partition that Windows 7 is installed on. Only for the other drives and partitions. :(

So you're saying they subtracted the feature, because I know beyond a shadow of a doubt that I could have it on "M" in the RC.

- 2 Bunny
 

My Computer

Computer type
Laptop
Computer Manufacturer/Model Number
Lenovo N200 0769-AUU
OS
Windows 7 64Bit
CPU
Intel Pentium T2390 1.87Ghz (Dual Core)
Motherboard
Lenovo IEL10
Memory
1.5GB DDR2 PC2-5300 (Soon to Upgrade)
Graphics Card(s)
Intel GMA X3100
Sound Card
Lenovo Motherboard Standard Built in (HD)
Monitor(s) Displays
Built in display (Usable Quality)
Screen Resolution
1280X800
Hard Drives
SEAGATE!
PSU
External Lenovo (20Volt, 65Watt)
Case
Lenovo stock case
Cooling
Generic Lenovo Cooler
Keyboard
Stock Standard Lenovo Keyboard (High quality)
Mouse
Built in high quality trackpad
Internet Speed
As fast as it goes
Antivirus
Avast! Free
Browser
Firefox (2006-2014), Pale Moon (2014-?)
Sorry. but by default, the currently started Windows has always been the C: partition. It cannot be changed from within Windows. Attempting to change the Windows drive/partition letter can render it unbootable.
 

My Computer

Computer type
PC/Desktop
Computer Manufacturer/Model Number
Self built custom
OS
64-bit Windows 11 Pro for Workstations
CPU
Intel i7-8700K OC'd to 5 GHz
Motherboard
ASUS ROG Maximus XI Formula Z390
Memory
64 GB (4x16GB) G.SKILL TridentZ RGB DDR4 3600 MHz
Graphics Card(s)
ASUS ROG-STRIX-GTX1080TI-O11G-GAMING
Sound Card
Integrated
Monitor(s) Displays
2 x Samsung Odyssey G7 27"
Screen Resolution
2560x1440
Hard Drives
1TB Samsung 990 PRO M.2,
4TB Samsung 990 PRO PRO M.2,
TerraMaster F8 SSD Plus NAS
PSU
Seasonic Prime Titanium 850W
Case
Thermaltake Core P3
Cooling
Corsair Hydro H115i
Keyboard
Logitech wireless K800
Mouse
Logitech MX Master 4
Internet Speed
2 Gb/s Download and 100 Mb/s Upload
Antivirus
Malwarebyte Anti-Malware Premium
Browser
Google Chrome
Other Info
Logitech Z625 speaker system,
Logitech BRIO 4K Pro webcam,
HP Color LaserJet Pro MFP M477fdn,
APC SMART-UPS RT 1000 XL - SURT1000XLI,
Galaxy S23 Plus phone
you should try go to manage (right click Computer icon) then go to Storage > Disk Management, right click on the Volume/Partition and choose Change Driver letter and paths..
 

My Computer

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AMD
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Windows 7 Ultimate x64 Build 7600[Desktop] , Windows XP Pro SP3 x86[Notebook]
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Acer
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ATI Radeon 2100[Integrated]
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Realtek High Definition Audio
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Acer X203H
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Air conditioner xD
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Nortek (Wireless mouse)
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DL 16mbps / UL 8mbps (Half)
2 Bunny,

Although I'm strongly opposed to dual booting, especially between a state-of-the-art OS, namely, Win 7 and a dinosaur, namely, XP, you can install first Win 7 on the new notebook so that C is assigned to Win 7 and then follow up with XP. Now how you go about that is for some of the others to tell you.

As I said, I've never been a fan of dual-booting. Now if the notebook is a newer model then one alternative that you can consider is installing XP in virtual mode. I haven't looked but we probably have a tutorial on that. I have run XP in virtual mode on my Win 7 laptop. That went very well but I only did that so I could easily demonstrate to another certain how-to actions in XP.
 

My Computer

Computer Manufacturer/Model Number
Toshiba Satellite S875D-S7239 laptop
OS
MS Windows 7 Ultimate SP1 64-bit
CPU
AMD A10-4600M
Motherboard
AMD Pumori (Socket FT1)
Memory
6.00 GB Dual-Channel DDR3 @ 798MHz (11-11-12-28)
Graphics Card(s)
AMD Radeon HD 7660G
Sound Card
High Definition Audio Device
Monitor(s) Displays
Generic PnP Monitor (1600x900@60Hz)
Screen Resolution
1600x900@60Hz
Hard Drives
SSD 119GB Corsair CSSD-V128GB2 ATA Device
Keyboard
Standard PS/2 Keyboard
Mouse
HP Wireless Optical Mobile Mouse Model FHA-3410
Internet Speed
What the local pub, local coffee shop offers.
Other Info
Optical Drive:MATSHITA BD-CMB UJ160B ATA Device


Also have an Asus ha1002xp netbook with Win 7 Ultimate installed.
2 Bunny,
Now if the notebook is a newer model then one alternative that you can consider is installing XP in virtual mode. I haven't looked but we probably have a tutorial on that. I have run XP in virtual mode on my Win 7 laptop. That went very well but I only did that so I could easily demonstrate to another certain how-to actions in XP.
XP mode requires at least 1.25 gig RAM (2 gig preferred) and a processor that supports virtualisation. OP's hardware specs are quite basic, for the processor he needs to check with something like Securable for virt. support.

I experimented with XPM on a similarly equipped machine and was quite disappointed with the performance. There was a noticeable lag between typing and things appearing on the screen. If one needs to use a critical app that just won't run under Windows 7, then this solution will get you by, although I personally have found very few apps/drivers that don't work with win7.
 

My Computer

Computer Manufacturer/Model Number
Too many to describe...
OS
Windows 7 x64 pro/ Windows 7 x86 Pro/ XP SP3 x86
Bill,
The mention was of buying a new laptop. The probability that XP mode will be supported in hardware is high for a new laptop, and even if not, MS finally decided to make installing a virtual XP without the hardware support to be possible. I tried out both ways. both ways worked. True is that my laptop has 4 GB ram. Performance was quite satisfactory. None of that delay stuff between typing and action.
 

My Computer

Computer Manufacturer/Model Number
Toshiba Satellite S875D-S7239 laptop
OS
MS Windows 7 Ultimate SP1 64-bit
CPU
AMD A10-4600M
Motherboard
AMD Pumori (Socket FT1)
Memory
6.00 GB Dual-Channel DDR3 @ 798MHz (11-11-12-28)
Graphics Card(s)
AMD Radeon HD 7660G
Sound Card
High Definition Audio Device
Monitor(s) Displays
Generic PnP Monitor (1600x900@60Hz)
Screen Resolution
1600x900@60Hz
Hard Drives
SSD 119GB Corsair CSSD-V128GB2 ATA Device
Keyboard
Standard PS/2 Keyboard
Mouse
HP Wireless Optical Mobile Mouse Model FHA-3410
Internet Speed
What the local pub, local coffee shop offers.
Other Info
Optical Drive:MATSHITA BD-CMB UJ160B ATA Device


Also have an Asus ha1002xp netbook with Win 7 Ultimate installed.
STRANGE Reply

Sorry. but by default, the currently started Windows has always been the C: partition. It cannot be changed from within Windows. Attempting to change the Windows drive/partition letter can render it unbootable.

Not in the RC. It adopted the drive letter that xp originally assigned it. It was never "unbootable".

- 2 Bunny
 

My Computer

Computer type
Laptop
Computer Manufacturer/Model Number
Lenovo N200 0769-AUU
OS
Windows 7 64Bit
CPU
Intel Pentium T2390 1.87Ghz (Dual Core)
Motherboard
Lenovo IEL10
Memory
1.5GB DDR2 PC2-5300 (Soon to Upgrade)
Graphics Card(s)
Intel GMA X3100
Sound Card
Lenovo Motherboard Standard Built in (HD)
Monitor(s) Displays
Built in display (Usable Quality)
Screen Resolution
1280X800
Hard Drives
SEAGATE!
PSU
External Lenovo (20Volt, 65Watt)
Case
Lenovo stock case
Cooling
Generic Lenovo Cooler
Keyboard
Stock Standard Lenovo Keyboard (High quality)
Mouse
Built in high quality trackpad
Internet Speed
As fast as it goes
Antivirus
Avast! Free
Browser
Firefox (2006-2014), Pale Moon (2014-?)
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