When you try to open a Excel workbook, PowerPoint presentation, or Word document on your mobile device, you might receive a message stating that the file is locked for editing by another user.

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.

Enable editing in your document If you receive or open a document and can't make any changes, it might be Open for viewing only in Protected View. One of the options below can help you:

When you try to open a Excel workbook, PowerPoint presentation, or Word document on your mobile device, you might receive a message stating that the file is locked for editing by another user.

To resolve this issue, first confirm that another user on the network does not have the document open. If the document is in use, open the document as read-only.

Step 1: Show the Developer tab on the ribbon Right click on any of the ribbon commands. For example, right click on Home and then click Customize the Ribbon. Open Customize the Ribbon dialog Select …

Removing a password from a document is a simple process, but you have to know the original password. Open the document and enter its password. Go to File > Info > Protect Document > …

If you don't want content reviewers to accidentally modify your document, you can make the document read only before sending it for review. Another method is to restrict formatting and editing. Making …

For example, click Edit in Microsoft Office Word. In the document, workbook, or presentation, right-click the label, and then click Lock Label on the shortcut menu.

Sometimes the file is locked by another user, and other times the "another user" is actually you. If you have locked the file yourself, it might be because the file is open on a different device, or the …