Learn how to run Windows Update Troubleshooter to resolve errors downloading or installing Windows updates.

Learn how to use the PC Health Check app to help you improve your device performance.

Découvrez comment libérer de l’espace disque dans Windows. Maintenez votre PC opérationnel correctement et à jour en augmentant l’espace disque.

汇报默认屏幕和睡眠设置现在可帮助你更高效地使用能量并延长电池使用时间。 可以在 Windows 11 中找到效率设置 >系统 > 电源 & 电池。. 有关每个电源和电池设置如何提高设备性能的引导式演练，请单击按钮打开“获取帮助”应用：

Get Microsoft billing support. Find help with Microsoft Store purchases, subscriptions, refunds, payment options, and checking your order history.

To capture someone's attention in an email or meeting invite, type the @ symbol followed by their name within the message or invite. Doing so will highlight their name and prompt Outlook to add them to the To line, ensuring they notice, and add the @ symbol next to their message in the Inbox.

New to Xbox gaming on PC? Here's how to get started. Find out how to play with cloud gaming on devices you already have

Learn how to receive and interpret activity reports of your child's device use, including web browsing, apps and games usage, and screen time.

Learn how to get older apps or programs to run on Windows 10 or Windows 11 by adjusting compatibility settings.

Training: Learn how to create a spreadsheet, enter data, and create a chart in Excel.