Search for files. Looking for an older file? Search is a powerful tool to find all your online files. Type a word or phrase in the Search box.

How to track changes in Word using revision marks. Accept, reject, or hide changes made by others working in the file.

Discusses the release of the Malicious Software Removal Tool (MSRT) to help remove specific prevalent malicious software from Windows-based computers.

If you already have an account signed in to OneDrive and you want to add or remove another account, you’ll do that in OneDrive Settings.

Learn how to contact Microsoft Store support to get help for your payment and billing issue.

Get help with your questions about Microsoft Teams from our how-to articles, tutorials, and support content.

Learn how to avoid "fake order" scams that try to trick you into paying for products you never ordered. Read this short article from Microsoft Support.

Use Restrict Editing to protect parts that can or can't be changed, who can make changes, find areas you can edit, or unlock a protected document.

Important: When you close your Microsoft account, your email and contacts are deleted from our servers and can't be recovered.If you use your Microsoft account with Xbox, Skype, OneDrive, or other Microsoft services, you'll no longer be able to access those services.

注意: 通过员工Microsoft工作区折扣计划购买的某些产品(以前称为家用许可计划) 权益或批量许可证版本 (由组织的 IT 部门管理，) 可能不需要帐户。 以下信息不适用于这些 Office 版本或 Microsoft 365 订阅。