The Bluetooth icon is missing, or Bluetooth can't be turned on or off. Bluetooth doesn't work after a Windows update is installed. Bluetooth doesn't work after you upgrade to Windows 11 from Windows 10. Bluetooth doesn't appear in Device Manager, and there are no unknown devices listed.

Change from a 32-bit version to a 64-bit version or vice versa. Activate Windows. Fix Bluetooth problems in Windows. Learn how to install, reinstall, or activate Microsoft 365 or Office 2019 on a PC or Mac.

In Windows 11, apps don't automatically get added to your desktop. Learn how to pin apps to your desktop or taskbar in Windows 11 or Windows 10.

If you have a digital gift card that's good for a game or app, see Redeem a gift card or code to your Microsoft account. To buy an app or game, visit Microsoft Store online, on Windows and Xbox. If you bought your Microsoft software from a third-party website, you'll need to get download and product key info from them.

A Subscribed badge means a Microsoft 365 subscription such as Microsoft 365 Family or Personal is already associated with your account and you can access many of your subscription benefits including installing the desktop apps.

TPM 2.0 is used in Windows 11 for a number of features, including Windows Hello for identity protection and BitLocker for data protection. In some cases, PCs that are capable of running TPM 2.0 are not set up to do so. If you are considering upgrading to Windows 11, check to ensure TPM 2.0 is enabled on your device.

Go to Settings > Apps > Apps & features to change whether you're shown app recommendations when trying to install apps from outside the Store.

While you can drag content between your phone and your PC, not all apps will accept content you want to transfer. If an app doesn’t accept your content, you can try using phone screen to transfer it instead. You can’t drag and drop files between your mobile apps from your PC.

Learn how to activate Windows using a product key or digital license, check your activation status, and link your Microsoft account.

Office 2007. Important: Office 2007 is no longer supported. Learn how to upgrade to a newer version. If you still need to install this version, you'll need an Office 2007 installation disc and a product key for the version you're trying to install.