Learn how to open and navigate File Explorer in Windows. Get answers to common questions about File Explorer.

In Excel, you can change the macro security settings to control which macros run and under what circumstances when you open a workbook. For example, you might allow macros to run based on whether they are digitally signed by a trusted developer.

If a disk that you're expecting to see under Current status is not showing up there, it might be because it contains an error. Try to repair the disk first, then return to Disk Defragmenter to try again. Learn how defragmentation can reduce computer performance and what to do about it.

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.

If Outlook stops responding at a screen that says "Processing," you can close Outlook, start it in safe mode, then close it and open it normally to fix the problem. Close Outlook. Launch Outlook in safe mode by choosing one of the following options. In Windows 10, choose Start, type Outlook.exe /safe, and press Enter.

Go passwordless in Windows. Sign in to your Microsoft account with Windows Hello or a security key. When you can't sign in to your Microsoft account. Passwordless sign-in for work or school accounts. Learn how to remove passwords from your Microsoft account to increase security.

Select Info, choose Protect Document, point to Restrict Permission by People, and then select Restricted Access. In the Permissions dialog box, select Restrict permission to this document, and then assign the access levels that you want for each user.

The dark theme changes the default bright background color in the new Microsoft Edge to a darker color, which is easier on the eyes in low-light environments or if you prefer less bright interfaces. Here's how to activate dark mode:

请记住，使用编辑权限共享文件夹时，你与之共享的人员可以 将共享文件夹添加到自己的 OneDrive 。. 这使他们可以将该文件夹与他们自己的文件夹和项目保留在一起、轻松地在文件夹之间移动项目以及更轻松地脱机处理项目。. 他们进行的任何更新都会与共享 ...