If Excel Online is not working and you see errors Couldn't Open the Workbook, or Request Was Taking Too Long, then see this post for the fix.

QUESTION:A while back, I installed a shareware program called 602 pc suite 2000. The program must have altered the way I log into Windows Explorer to read my Microsoft Excel files. When I do so, I ...

ACCELERATE A SLOW-OPENING MASSIVE EXCEL FILE My work requires the use of several very large Excel files, and they take forever to open. In fact, they even ...