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

Some MS Excel users reported Excel is not opening on double-click on their Windows computers, and some other users reported that Excel would open normally but the Excel file would not open.

Here's how to turn off Protected View in Word: use Microsoft Officer Trusted Center or disable it permanently from the Registry.

Learn how to open & view exported .TSV files on Windows PC using Excel. You can also use free TSV file viewer software or online tools.