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  1. Reactivate Microsoft 365 or Office - Microsoft Support

    For Microsoft 365 and Office 2021 - Download and install or reinstall Microsoft 365 or Office 2021 on a PC or Mac. For Office 2019, 2016 or 2013 - Download and install or reinstall Office 2019, …

  2. Reactivating Windows after a hardware change - Microsoft Support

    If you make significant hardware changes on your device, such as replacing your motherboard, Windows will no longer find a license that matches your device, and you’ll need to reactivate …

  3. Activate Office for Windows - Microsoft Support

    Learn how to activate Office that is pre-installed on new Windows 10 PCs or using a new product key.

  4. How do I reactivate Skype Credit? - Microsoft Support

    How do I reactivate Skype Credit? Important: Starting May 5th, the Skype Dial Pad will only be visible to you in Teams if you have an active paid subscription or active Skype Credit.

  5. Reactivate an account that has been blocked - Microsoft Support

    To check your account status or reactivate your account, go to the Microsoft services account reset page page and follow the on-screen instructions. See also More fixes for recent …

  6. Activate Office 2010 - Microsoft Support

    Activate Office 2010 online Click File > Help > Activate Product Key. If you don't see an Activate Product Key button, your software is already activated, and you don't need to do anything. …

  7. Activate Windows - Microsoft Support

    It is essential that you link your Microsoft account to the Windows 11 license on your device. Linking your Microsoft account with your digital license enables you to reactivate Windows …

  8. Product activation for Windows – online & support telephone …

    Activation helps verify that your copy of Windows is genuine and hasn’t been used on more devices than the Microsoft Software License Terms allow. There are three methods to which …

  9. Activate Office after reinstalling or installing on a different device

    If you follow the transfer terms in the Software License Terms, you can move Office to a different computer, but you must activate it by phone and then uninstall Office from the original …

  10. Restore your OneDrive - Microsoft Support

    Restore OneDrive to a previous time To restore your entire OneDrive, you'll need to have Microsoft 365. Go to the OneDrive website. (Make sure you're signed in with the correct …