How to Recover a Microsoft Excel File That Is Not in a Recognizable Format. If Microsoft Excel fails to recognize a file in the XLSX or XLS format, the data contained in the file could be corrupted.

The error "Too many different cell formats" in Excel occurs when the data in Excel exceeds the formatting limit. Here are some solutions to try.

Fix the "Retrieving Data. Wait a Few Seconds" error in Microsoft Excel with these effective solutions, including deactivating browser extensions, clearing cookies ...

To fix data formatting errors and issues in Excel, you can clear all formatting by using the Clear > Clear Formats option and then re-apply simple formatting as per your requirement.