Monday, December 5, 2011

How to fix error If you change a file name extension, the file may become unusable while renaming file

If you change a file name extension, the file may become unusable

Are you getting such type of message while changing file name? If yes here is trick to hide this message forever. This is not a big problem this is just caused by deselecting Hide extensions for unknown file types in View tab of Folder Options. It is showing extension of all known and unknown files. Now you should hide it.




Before and After



How to Hide this message and extension forever.




Step 1: Goto My Computer
Step 2: Click On Tools and click Folder Options 



Tools




Step 3: Now in Folder Options window click on View tab  
Step 4:: Scroll down you will see Hide extensions for unknown file types 



Folder Options


Click on that box.  
Step 5: Click OK
















































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