如何兑换礼品卡、Xbox 下载代码或令牌 Microsoft和 Xbox 礼品卡、下载代码和令牌的工作方式相同：一旦兑换到Microsoft帐户，即可在 Windows 或 Xbox 上的 Microsoft Store 在线商店 花费余额，并且可以获取最新应用、游戏、电影和电视节目的下载。 在某些国家或地区，你还可以购买 Surface、Xbox 和配件。

Join Teams meetings anytime, anywhere, from any device. For the best experience, join from the Teams desktop or mobile apps. If you're having trouble joining a Teams meeting, try these tips: I can't join a Teams meeting.

Find solutions for Xbox account and profile issues, manage settings, and get support for your Xbox experience.

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If your purchase of Office or Microsoft 365 came with a product key, you enter your product key on one of the websites listed below for your product. After you enter your key, you can download and install Office, or you can renew your Microsoft 365 subscription. Having problems with your product key?

Hotmail is now Outlook.com. Learn how to sign in to access your Outlook.com, Hotmail, Live, or MSN email account.

Applies To SQL Server 2025 on Windows (all editions), SQL Server 2025 on Linux (all editions) Release date: July 14, 2026 Version: 17.0.4060.2 Summary Known issues in this update Improvements and fixes included in this update How to obtain and install the update How to obtain or download the latest cumulative update package for Linux More information File information Information about ...

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 ...

Learn how to change Microsoft account email address using aliases to sign into your Microsoft account.

Open Device Manager Select Start , enter device manager. Then, select Device Manager from the search results.