Use System restore to make restore points when you install a new app, driver, or Windows update, and when you create a restore point manually. Restoring won’t affect your personal files, but it will remove apps, drivers, and updates installed after the restore point was made. To go back to a restore point:

Note for iPhone: If you are having trouble with your iPhone import, make sure your device is unlocked and you’ve accepted the permissions. Note for Android and other devices: If you’re using an Android phone or other device and import isn’t working, you might need to change your phone’s USB settings from Charging over USB to Transfer Files or Transfer Photos.

Surface model. Link. Surface Pro X. Use Windows Update to keep your Surface Pro X drivers and firmware up to date. Select Start > Settings > Update & Security > Windows Update .Commercial customers can learn more about servicing Pro X at Deploying, managing, and servicing Surface Pro X.. Surface Pro (11th Edition)

可更改文档样式的一种方法是添加新的文本字体。 若要向 Word 添加字体，请在 Windows（其将向所有 Microsoft 365 应用程序提供该字体）中下载并安装该字体。 字体是文件格式，可在 Internet 上的许多网站下载免费字体，例如 DaFont。

Start by running the automated audio troubleshooter in the Get Help app. Get Help automatically runs diagnostics and takes the correct steps to fix most audio issues. Open Get Help. If the Get Help app is unable to resolve your sound or audio issue, try the possible solutions listed:

键入“tpm.msc” (不使用引号) 并选择“确定”。 如果看到一条消息，指出“找不到兼容的 TPM”，则表示你的电脑的 TPM 可能已禁用。 有关启用 TPM 的说明，请参阅如何启用 TPM，了解详细信息或检查电脑制造商的支持信息。如果能够启用 TPM，请完成下一步以验证它是 TPM 2.0。

Learn how to update Windows to ensure your device operates smoothly and securely with the latest features.

Note: Before you can use Authenticator as a way to sign in, you need to download the app and have already added Authenticator to your accounts. Using Authenticator as a way to sign in If you have turned on passwordless, two-step, or multi-factor authentication for your account, use the following steps to sign-in:

Next to the password you want to change, select More actions , and then select Edit.

Learn more. Fix problems with apps from Microsoft Store. Manage your purchases from the Microsoft Store. Need more help? 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.