#Cannot open files with left click mac skin#

Now click Open and Repair.Īs a result, you will no longer see the message of the workbook cannot be opened or repaired by microsoft excel because it is corrupted and you will be able to use the file again. This is a built-in easy-to-handle MS Excel utility that allows you to correct the error excel cannot open the file because the file format or file extension is not valid.Įnter the Excel application and on the Taskbar click File, select Open from the list, then click on your inaccessible file. Excel cannot open the file? “Open and Repair” feature will help you!

You will be prompted to save it, create a new name, enable XLSX and click Save. Right click on the file you need and select restore. A list of files that have been automatically saved will appear. To do this, go to the application and on the Taskbar click on File, then select the Information with the left mouse button. If you have enabled the autosave feature in advance, you can safely use this method to eliminate the error “Excel cannot open the file because the file format or file extension is not valid”.

Use Excel previous version to open the file You need to directly change the file extension depending on the version of Excel installed.Ĭheck if the error “Excel cannot open the file” is resolved. Then select Options -> Export -> Change File Type. Open Excel and, on the taskbar, select File. Therefore, all you need is to modify the file format and it will become available. But Excel since 2007 saves files in the XLSX format.Ī mismatch between file extension and Excel version may cause the error “Excel cannot open the file because the file format or file extension is not valid”. In all versions of Excel until 2007, documents were saved in the XLS format.

If you still get an error message that Excel cannot open the file because the file format or file extension is not valid, there are some great methods to fix it! Method 1.Change the file extension!

The document was edited several times in different versions of Excel.

The document is damaged or incompatible with the current version of Excel.

This may occur for the following reasons:

#Cannot open files with left click mac skin#

Do NOT do a Search & Destroy on any files left behind you THINK may be deleted! To properly uninstall MSOffice from your computer, either follow this link or use a third-party uninstaller (I personally have used AppCleaner with very good results…i have no skin in that game, just a satisfied user.)Īll the above instructions are easily adaptable to work with Windows and Linux…except the uninstallation procedure for Linux! This method will also work with any other files that open in the wrong application or if you just want to change the default program.While working with Excel, you may see the message: Excel cannot open the file because the file format or file extension is not valid. Dragging Office to the Trash will leave a slew of satellite files that may cause problems (as OP had). You have been warned.Ī typical Microsoft installation will spew files all over your hard drive, some are hidden files as well. I take no responsibility if something should go wrong. If you’d like LibreOffice to always open MSOffice files, follow the same procedure.ĭISCLAIMER: this third step is to followed only if you are an intermediate/expert computer user. Now all of the files associated with LibreOffice will open with a double-click directly from Finder. Find LibreOffice.app and click the Change All button. This “unwanted reassociation” is probably the cause of 80% of similar but easily resolved problems on this site!įrom Finder, choose a LO file and press CMD-I > Get Info. If that works, the file(s) are not corrupted and it is most likely a attribution resetting…that is, somehow the file(s) got associated to another program. As requested by PANIC! If a LibreOffice file, regardless of type, doesn’t open from your OS’s file manager (in this case, Finder) first launch LibreOffice and see if you can open the file(s) with CMD-O > Open File.