The problem can occur when the Word file you are trying to open has a different file extension than the file you are attaching. It happens when you convert the file manually. There can be other ...

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Add Yahoo as a preferred source to see more of our stories on Google. You can try fixing corrupted files by using commands like CHKDSK and SFC /scannow on Windows. Changing the file format or using ...

In most cases, the majority of the file extensions you encounter on your computer are already associated with a program or protocol. When a file extension is not associated with a program, however, ...