Check the placement of the wireless USB dongle. The wireless USB dongle should be plugged into a USB port that allows for the best reception and minimizes the distance between the wireless USB dongle and the keyboard or mouse.

Operating system. Steps. Windows 10. The Windows DVD Player enables Windows 10 PCs with an optical disc drive to play DVD movies (but not Blu-ray discs).

Microsoft account help and support. Get help with signing in, locked or compromised accounts, linked accounts, closing, reopening, and updating your security info and account profile.

Get answers to common questions about Notepad. To open Notepad, select the Start button, enter Notepad, then select Notepad from the results. Here are answers to a few common questions about Notepad:

There are two ways to get Office on your iPhone: Tap the button below to install the new Office app for iOS that combines Word, Excel, and PowerPoint into a single app, which introduces new mobile-centric features to view, edit, and share files without the need to switch between multiple apps.

Note: If you have a suite such as Microsoft 365 Family, Office Home & Student 2016, or Office Home and Student 2013, search for the suite name, even if it's just a particular application you want to repair such as Word or Excel.If you have a standalone application such as Word or Excel, search for the application name.

Note: Use these steps for Windows programs.If you're having problems with an app you got from Microsoft Store, go to Fix problems with apps from Microsoft Store.

Xbox Support 为 Xbox、Game Pass 和账单问题提供帮助。在 Xbox Support 社区中获取建议和客户服务。

In the following countries, you have the right to cancel a subscription that has recurring billing with immediate effect and receive a prorated refund as described in the Microsoft Consumer Subscription Prorated Refund Policy:

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