Same key for double installation on same computer

konstheo

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Hello folks,

Is it legal to have two simultaneous installations of Win 7 (on the same computer) using the same key?

The reason is that I'll be reinstalling Win 7 on a new hard disk and I'd like to be able to boot my old installation for a while (rather than make a backup) before completely migrating to the new one.

Thank you all
 

My Computer

OS
Windows 7
CPU
Intel Core 2 Duo E7500 @2.93GHz
Motherboard
Gigabyte GA-8SG800
Memory
4 GB DDR4 (Dual Channel)
Graphics Card(s)
NVIDIA GeForce GT 220
Monitor(s) Displays
Syncmaster 2693HM
Screen Resolution
1920x1200
PSU
Chieftec 550W

My Computer

Computer Manufacturer/Model Number
Too many to describe...
OS
Windows 7 x64 pro/ Windows 7 x86 Pro/ XP SP3 x86
Microsoft supports if you have to reinstall what I would do is install it but dont activate it

copy you're stuff and delete the old windows install

now activate it, if it gives you're trouble contact microsoft they will help
 

My Computer

Computer Manufacturer/Model Number
Home Built PC
OS
Windows 7 Pro X64
CPU
AMD Phenom II 955 3.20 Ghz
Motherboard
Asus M4N75TD Motherboard
Memory
4GB corsair DDR3 1066Mhz
Graphics Card(s)
GTX 480 EVGA
Sound Card
G35 Headset
Monitor(s) Displays
Samsung 20 Inch 1920X1080
Screen Resolution
1920X1080
Hard Drives
Segate 1.5 TB
PSU
Corsair TX950Watt
Case
HAF 932 Full Tower
Cooling
For the Procceser - Thermaltake Frio fan
Keyboard
G19
Mouse
Razor Death Adder 3500 DPi
Internet Speed
uhhh....... 20 Mb down/5 MB up Verizon Fios
Other Info
my fans light up red :3
I won't be able to use Windows Update in that case, will I?

Normally, I would follow your suggestion but if the above is the case then there will be a problem.

Of course I can always disable my LAN card in the old installation to prevent Win from accessing the net and then activate the new Win installation with the (old) key.

In that way I'll be able to boot both installations and use Win Update on the new one without having any issues. But I'd be glad if there were an easy and straightforward way because disabling the LAN card to achieve this, is somewhat... sneaky!
 

My Computer

OS
Windows 7
CPU
Intel Core 2 Duo E7500 @2.93GHz
Motherboard
Gigabyte GA-8SG800
Memory
4 GB DDR4 (Dual Channel)
Graphics Card(s)
NVIDIA GeForce GT 220
Monitor(s) Displays
Syncmaster 2693HM
Screen Resolution
1920x1200
PSU
Chieftec 550W
Yes, you can use windows updates in trial period.
 

My Computer

Computer Manufacturer/Model Number
Too many to describe...
OS
Windows 7 x64 pro/ Windows 7 x86 Pro/ XP SP3 x86
marco23p I didn't see your reply the first time so the last of my post referred to the other friend.

Actually I need to boot both installations for a while. The reason is that my old one contains a lot of programs set up in a particular way that suits me. This would take A LOT of time to be repeated in the new installation. During this time I need to run those programs in case I need them. So I can't just backup data and remove the old installation. If I were to "install-on-demand" programs on the new Win, well that could be a solution, but not reliable enough because it involves dealing with last minute problems that may eat precious time that I need (I've had such issues in the past)
 

My Computer

OS
Windows 7
CPU
Intel Core 2 Duo E7500 @2.93GHz
Motherboard
Gigabyte GA-8SG800
Memory
4 GB DDR4 (Dual Channel)
Graphics Card(s)
NVIDIA GeForce GT 220
Monitor(s) Displays
Syncmaster 2693HM
Screen Resolution
1920x1200
PSU
Chieftec 550W
Yes, you can use windows updates in trial period.

Oh great then this is what I'll do!!

Thank you both for your suggestions!
 

My Computer

OS
Windows 7
CPU
Intel Core 2 Duo E7500 @2.93GHz
Motherboard
Gigabyte GA-8SG800
Memory
4 GB DDR4 (Dual Channel)
Graphics Card(s)
NVIDIA GeForce GT 220
Monitor(s) Displays
Syncmaster 2693HM
Screen Resolution
1920x1200
PSU
Chieftec 550W
Make sure you remove the old Hd before installing to new HD.
 

My Computer

OS
ME/XP/Vista/Win7
Make sure you remove the old Hd before installing to new HD.

Hello konstheo.


Power down and disconnect the data cable from the motherboard of the original HDD leaving only the 'new' HDD connected for the installation, this way the 2 OSs won't be tied together using the Windows managed dual boot method.

Power down and reconnect the 'old' HDD and set the Windows OS/HDD you want as default in the BIOS then you can use the BIOS one-time boot menu to choose which OS/HDD to start using the specific hot-key for your mobo.


  • Asus - F8
  • HP/Compaq - Esc
  • Sony - F2
  • Acer – F12
  • Gateway - F10
  • eMachnes - F10
  • Toshiba - F12
  • Dell - F12
  • IBM/Lenovo - the blue Thinkvantage button
 

My Computer

Computer Manufacturer/Model Number
* BFK Customs *
OS
W 7 64-bit Ultimate
CPU
Intel Q9550 Yorkfield
Motherboard
ASUS P5Q Pro
Memory
8GB Dominator 8500C5D
Graphics Card(s)
ATI : XFX 5870
Sound Card
Realtek HD Audio 7-1
Monitor(s) Displays
1x 47" LCD HDMI & 3x 26" LCD HDMI
Screen Resolution
1920x1080P & 1920x1200
Hard Drives
1x 80GB Intel X25-M G2 SSD : 1x 500GB & 1x 640GB WD Caviar Black(s)
PSU
Corsair 620HX
Case
Cooler Master RC-690
Cooling
Tuniq Tower 120, 2x 140mm and 3x 120mm case fans
Keyboard
Microsoft 500
Mouse
Razer Diamondback 3G
Internet Speed
14 Mb/s
Other Info
1x Koutech 3Gb/s SATA HDD Hot Swap Rack
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