.DOS File

File extension: DOS

File type: External Command File

Do you have DOS - related issues?
First check your registry for hidden errors.

Notes about the DOS file extension:

Errors in your registry are one of the common causes for incorrect file associations on your windows system. It is highly recommended that you check your registry for file association errors (will also check for any other registry errors).

The DOS file type is primarily associated with '1st Reader'.

Detailed information for file extension DOS:

Primary association: 1st Reader

Other applications associated with file type DOS:

DOS 7 System Files. Win 95 Boot up in DOS.
General Network Driver File
NDIS Network Card Driver
Network Driver File
Text File/DOS Specification Info
Unknown Apple II File ((found on Golden Orchard Apple II CD Rom))

Important: When encountering any file extension issues it is always recommended that you run a free scan for Windows registry errors.

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Did you know

Everytime you install & uninstall software and modify system components your Windows registry is left fragmented with obsolete, corrupted and harmful files.

We recommend you run a free registry scan to identify the issues causing problems on your PC:

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