Type the following command and press Enter: slmgr.
After that, you shouldnt have to enter that key again on the same PCMicrosoft will recognize your hardware the next time you install Windows 10 on that machine, confirm its registered, and automatically activate itself.
There could be a previous version of Windows (XP or Vista) installed on the PC already.
This will wipe all your files, so be sure you have backups.
Here's what you.But here's the paradox.Instead, you will attempt to activate Windows 7 manually after it is installed.When finished with the clean install, start at step 4 at this link to do an in-place "upgrade" install with your upgrade Windows 7 installation disk from within the just now finished clean install of Windows.This brings up the Activate Windows utility.In the command line window, type: slmgr /rearm Then tap enter and wait for the "Command completed successfully" dialog.The classic method of performing a clean install is still our go-to option with Windows.The call is free, and they will get you up and running (i.e.If it works, you're all set.Install them and reboot.Note: If you already did this from option ONE above and got a activation error, then skip this step and just proceed to step 2 below instead.
When the in-place upgrade installation is completely finished, then manually activate Windows 7 with your product key number.
That's it, Shawn # 1 Zidane24 Another great tutorial Shawn My System Specs System Manufacturer/Model ebook novel makrifat cinta Number Compal JFT02 (Custom Build Laptop) OS Windows 7 Home Premium x64 - Mac OS.6.4 x64 CPU Intel Core 2 Duo T9300.5 GHz Motherboard JFT02 Memory 4GB.
Re-run the command line (with administrative privileges) noted above, reboot again, and re-attempt the activation.
Here's what you do want to see.Clean Install with a Upgrade Windows 7 Version.You can use the Reset feature to reset your Windows 10 system back to a fresh state. .Now, activation will work.If you want a completely fresh system, though, you have a couple options.My System Specs System Manufacturer/Model Number Custom OS Windows 7 Pro CPU Q9650 @.05ghz Motherboard Asus Striker II Extreme Memory Kingston DDR3 @1800mhz 8GB Graphics Card BFG GTX 285SC Sound Card Audigy Fatal1ty Monitor(s) Displays Dell 24" 1920x 1200 PSU Zalman 950-HP Case Cooler.For purposes of this discussion, a clean install-or what Microsoft calls a custom install -is when you boot your PC with Windows 7 Setup media (typically a Setup DVD, but with this version it could also be a specially created, bootable USB memory device containing.There are a few caveats, however: this method isnt ideal for every situation.