What is a BAK file and can I delete it?

Are .BAK files necessary?

bak file is necessary to figure out what to to about them. As others have stated already, a . bak file is created whenever you save a dwg.

How do I delete a .bak file?

bak extension and is the folder where the original file is saved.1Choose Tools > Options > System.2Deselect Save project backup file (. BAK) when opening project.3Click OK.Open or disable project backup files (BAK) - Minitab

Is it safe to delete outlook BAK files?

It indeed a backup file. It was created when you ran scanpst.exe against your pst-file and fixed the errors in it. If the fix was successful, you can safely delete the bak-file.

What do BAK files do?

bak" is a filename extension commonly used to signify a backup copy of a file. When a program is about to overwrite an existing file (for example, when the user saves the document they are working on), the program may first make a copy of the existing file, with . bak appended to the filename.