by Matthew Adams Show
Matthew is a freelancer who has produced a variety of articles on various topics related to technology. His main focus is the Windows OS and all the things... read more Published on May 23, 2020 XINSTALL BY CLICKING THE DOWNLOAD FILE This software will keep your drivers up and running, thus keeping you safe from common computer errors and hardware failure. Check all your drivers now in 3 easy steps:
On the Microsoft support forum, some Excel users have discussed an error message that states: The file format and extension of ‘file.xls’ don’t match. The file could be corrupted or unsafe. Unless you trust its source, don’t open it. Do you want to open it anyway? Users can then select to open the Excel file. However, users have said that their spreadsheet files have lost all their data when they click Yes to open. If you need to fix that same error, check out some of the resolutions for it below. What can I do if Excel file format and extension don’t match?1. Change the file’s extension
2. Select the Open and Repair option
3. Unblock the Excel file
4. Turn off Protected View
5. Open the file in LibreOffice CalcYou can also try opening the Excel file the error arises for in
LibreOffice Calc. That’s a freeware spreadsheet application you can add to Windows by clicking Download on the Download LibreOffice page. Then install Calc’s office suite with the downloaded setup wizard. When you try opening the file in LibreOffice Calc, the application might ask you to select an appropriate format. Select alternative formats until you get the file opened. Thereafter, you can copy and paste all the data in the spreadsheet into a blank Excel sheet with the Ctrl + C and Ctrl + V keyboard shortcuts. Those are some of the confirmed resolutions that users have fixed Excel’s file format does not match extension error with. If the file the issue arises for is not from a trusted source, however, do not select to open it. Instead, scan the file with antivirus utility before trying to open it. Still having issues? Fix them with this tool: SPONSORED If the advices above haven't solved your issue, your PC may experience deeper Windows problems. We recommend downloading this PC Repair tool (rated Great on TrustPilot.com) to easily address them. After installation, simply click the Start Scan button and then press on Repair All. NewsletterHow do I fix file format does not match the file extension?Replies (28) . Open Windows Explorer and on click View tab and clear File name extensions checkbox. Note: Ensure to check File name extensions after the troubleshooting process.. Right click on the document and select Rename.. Now change the extension of the document from *. docx to *.. How do you make a file file extension match?Step 1: Press Windows and E together to open File Explorer. Step 2: Click the View tab at the top taskbar and then check File name extensions in the Show/hide section. Step 3: Right-click the Word file you want to open and select Rename. Then change the file extension from .
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