To activate Windows XP without internet, use offline activation with an Installation ID and Confirmation ID.
- Open Start.
- Select All Programs > Accessories > System Tools > Activate Windows.
- Select Yes, I want to telephone a customer service representative to activate Windows now.
- Select the Country or Region, then select Next.
- Note the Installation ID shown on the screen.
- On another device with internet access, go to the Product Activation Portal: https://aka.ms/WindowsActivate
- Pass the Captcha challenge, sign in, then select Activate a Microsoft Product > Windows > Windows XP.
- Enter the Installation ID and select Submit.
- The portal returns a Confirmation ID.
- Return to the Windows XP activation screen, enter the Confirmation ID, and select Next.
Alternative method from Command Prompt:
- Open Start > Run.
- Type
CMDand press Enter. - Type
OOBE/MSOOBE /aand press Enter. - Select the Telephone Activation option.
- Select the Country or Region, then select Next.
- Use the displayed Installation ID in the Product Activation Portal, then enter the returned Confirmation ID.
Support for Windows XP ended on April 8, 2014.
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