Excel may not display the XLS file if another option is selected, giving you the impression that it can't open it.

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 ...

Warren Smith can't preview Word or Excel files in Windows Explorer. He asked the Answer Line forum for help.

If the Sorry, Excel cannot open two workbooks with the same name at the same time error is preventing you from using Excel, see this post.

Can’t type numbers or enter data into Excel cell The troubleshooting guidelines to deal with this problem are explained below. But before you proceed, close all the Excel files and open Excel again.

For some listings, no Save check box appears. Microsoft Excel can open these file types but can't save documents in these formats.

Has someone sent you a .numbers file that you can't open in Excel on your Windows PC? Here's how to edit it using Apple's iCloud apps ...