If Excel files are not opening on your Windows 11 computer, you can find the reasons and the most effective solutions in this article.

If you cannot open an Excel file and see Excel cannot open the file because the file format or extension is not valid error, see this post.

If Microsoft Excel opens a Blank screen when you open an existing file, then you can stop Excel from opening a Blank workbook or sheet.

Safeguard your files and folders with the added protection of encryption. Learn how easy it is to encrypt files in Windows 11 and add one more layer of security.

If you're wondering how to open RAR files in Windows 11, then we've got you covered right here with our in-depth guide.

We show you how to customize your Windows 11 taskbar to display open windows from either the current desktop or all desktops.

When one of the drives doesn't appear in File Explorer, you can try these troubleshooting steps on Windows 11 to resolve the issue.

A Reddit user discovered this trick by chance, which opens the Windows 10 File Explorer in Windows 11.

Repair Or Reset Windows Security as corrupted files may be causing Windows security to show blank screen.

If File Explorer Tabs are not showing in Windows 11, follow our guide and learn how to install the 22H2 update and troubleshoot the Explorer.