Open a new Excel workbook, and try to save it. If that works, try again to save the problem file. If the file now saves correctly, a custom add-in or a file that is located in an Excel startup location is most likely the cause. You must locate and remove the add-in or the fil...
SUMIF, COUNTIF, and SUMPRODUCT A large number of formulas Volatile functions Array formulas Step 5. Examine the Computer RAM Issue Last but not the least, if none of the four-step efforts speed up the performance in working on a large Excel file in Windows 10, it may be an issue with...
If you try to save or open an Excel file, and the path of that file (including the file name) is more than 218 characters, you may receive the following error message: Filename is not valid. For more information, seeError message when you open or save a file in Microsoft Excel:...
If this process is interrupted, the workbook might not save correctly. You might also find one or more temporary files in the folder where you tried to save your file. Additionally, you may receive one of several alerts or error messages. ...
If you try to save or open an Excel file, and the path of that file (including the file name) is more than 218 characters, you may receive the following error message: Filename is not valid. For more information, see Error message when you open or save a file in Microsoft Excel: "...