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- 1 Activation
- 2 Automatically login into Windows 10 with username and password
- 3 Use a hard disk with more than 2TB with Windows 10
Is your Windows 10 using a "product key" or a "digital license"?
- Right click the start button
- Select "System"
- Select "Home" (upper left)
- Select "Update & Security"
- Select "Activation"
Look for a text like
Windows is activated with a digital license
In case of a "digital license", you don't need to care about a "product key", you can just reinstall this pc and skip the dialog, where you are asked to enter a "product key".
Get product key from installed Windows 10
Get Windows 10 product key from the UEFI firmware
powershell (Get-WmiObject -query 'select * from SoftwareLicensingService').OA3xOriginalProductKey
Get Windows 10 product key from the registry
Set WshShell = CreateObject("WScript.Shell") MsgBox ConvertToKey(WshShell.RegRead("HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\DigitalProductId")) Function ConvertToKey(Key) Const KeyOffset = 52 i = 28 Chars = "BCDFGHJKMPQRTVWXY2346789" Do Cur = 0 x = 14 Do Cur = Cur * 256 Cur = Key(x + KeyOffset) + Cur Key(x + KeyOffset) = (Cur \ 24) And 255 Cur = Cur Mod 24 x = x -1 Loop While x >= 0 i = i -1 KeyOutput = Mid(Chars, Cur + 1, 1) & KeyOutput If (((29 - i) Mod 6) = 0) And (i <> -1) Then i = i -1 KeyOutput = "-" & KeyOutput End If Loop While i >= 0 ConvertToKey = KeyOutput End Function
Automatically login into Windows 10 with username and password
- start netplwiz
- uncheck "needs password"
Use a hard disk with more than 2TB with Windows 10
You have to set/format the hard disk to GPT. If your system/bios does not allow booting from a GPT or >2TB HD, you can boot from a small HD/SDD and then use the large GPT disk.