为Windows 11升级做好准备. 什么是 Microsoft 帐户. 备份 Windows 电脑. 获取有关你的 Microsoft 帐户的帮助.

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

Microsoft Rewards doesn’t ask for a commitment or fees. It's included in your Microsoft account. Make sure you’re logged in, head to the Rewards page, and start exploring. As your points rack up, so do your opportunities to get great rewards. We make it simple to track progress toward anything you’ve got your eye on, including gift cards ...

Select Start > Settings > System > Activation . Select Change product key, and then enter the 25-character product key. Open Activation settings. If you've made a major change to your device's hardware, such as a motherboard replacement, run the Windows Activation troubleshooter located on the activation settings page.

Hotmail が Outlook.com になりました。 Hotmail アカウントにサインインするには、[ www.outlook.com] に移動し、[サインイン] を選択 します。 ユーザー名またはパスワードを忘れた場合は、 サインインのトラブルシューティング ツールを使用しますが、2 年以上アカウントにサインインしていない場合は ...

Xbox Game Pass Ultimate includes all Game Pass benefits, including more than 100 high-quality console and PC games. New games are added all the time, so there’s always something new to play. Enjoy exclusive member deals and discounts, play with friends on the most advanced multiplayer network, and discover your next favorite game.

Need help with an Xbox console, an Xbox game, or Xbox network? Find out how to get in touch with us.

Using email in Outlook on the web. If you use Outlook to view your work or school email in a web browser, you're using Outlook on the web. Get help with signing in, changing passwords, creating and sending mail, deleting mail, creating folders, and more in Outlook on the web.

The Program Install and Uninstall troubleshooter helps you automatically repair issues when you're blocked from installing or removing programs. It also fixes corrupted registry keys. First, you'll need to download the troubleshooter. Download troubleshooter. If you see the File Download box when you start downloading, select Run or Open.

Select Start > Settings > Apps > Apps & features. Apps & features in Settings. Select the More icon next to the app you want to fix. Select the Advanced options link under the name of the app (some apps don't have this option). On the page that opens, select Repair if it's available. If it isn't available or doesn't fix the problem, select Reset.