Get an error message or error code when making a purchase on Xbox or have a question about using VPN on Xbox? Find out what they mean.

新的数字工作流提供更安全、更可靠且用户友好的激活体验，并有助于防止欺诈。 虽然该过程已更新，但脱机激活功能仍受支持。 依赖传统脱机激活的客户可以继续使用它，而无需更改其环境。 产品激活门户支持对各种永久Microsoft产品进行激活，并支持连接和非连接的设备。 这种演变可确保激活 ...

Describes how to use the System File Checker tool to troubleshoot missing or corrupted system files in Windows.

Xbox Support offers help for Xbox, Game Pass, and billing questions. Get advice and customer service in the Xbox Support community.

Microsoft in education Devices for education Microsoft Teams for Education Microsoft 365 Education How to buy for your school Educator training and development Deals ...

Find out how to manage your Xbox subscriptions to request a refund or cancel a recurring payment.

Find out how to submit a case review and learn more about your Xbox enforcements.

Training: Get started with SharePoint in Microsoft 365. At office.com, sign in to SharePoint, then select the SharePoint tile.

Install Bluetooth drivers using Windows Update Select Start > Settings > Windows Update. Select Check for updates. Install any available updates, and then restart your PC. Reinstall the Bluetooth driver If updating the driver doesn’t help, try uninstalling and reinstalling it. Open Device Manager. Expand Bluetooth. Select and hold (or right‑click) your Bluetooth adapter, then select ...

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