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.

Contact Support. For technical support, go to Contact Microsoft Support, enter your problem and select Get Help. If you still need help, select Contact Support to be routed to the best support option. Learn how to manage your Microsoft account security info and troubleshoot verification code issues.

Avoid and report Microsoft technical support scams. Learn how to unlock your Microsoft account and resolve 'account has been locked' error message.

If you’re unable to read all 25 characters of your digital code, you’ll need to request a replacement code by contacting aka.ms/contactxboxsupport. When you contact support, make sure to provide the proof of purchase, the serial number, and a picture of the damaged code.

支付过期未付余额以解锁你的订阅. 如果你有自动续订的订阅，当续订收费失败时，订阅会被锁定。. 如果发生这种情况，你将失去对订阅及其权益的访问权限。. 例如，如果未能支付 Xbox Live Gold 订阅的续订费用，你将被锁定，并且只能通过免费玩游戏玩在线多人 ...

There are a number of possible explanations for why verification codes don't always arrive. Read through the list of the most common causes, and see if any of them apply to you, or use our troubleshooter to help guide you.

Check the Xbox services, games, and apps for any service outages.

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.

After you've uninstalled the counterfeit version of Office, go to www.office.com and select Install Office. If you need to sign in, make sure that you use the same Microsoft account you used to purchase your genuine Office or Microsoft 365 product. Follow the prompts to complete the installation.

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.