How to use Sophos Anti-Virus for DOS/Windows 3.1x to disinfect a floppy disk with a boot sector virus

To disinfect a floppy disk with a boot sector virus using Sophos Anti-Virus for DOS and Windows 3.1x, do as follows.

What to do

At the command prompt:

Change to the directory where Sophos Anti-Virus is installed.
Type the following command and insert the floppy disk when prompted

SWEEP A: -DI -MU
Check the floppy disk again to confirm that disinfection was successful.

If disinfection failed, copy the files to another disk using COPY or XCOPY (not DISKCOPY). Reformat or discard the floppy disk.

If you need more information or guidance, then please contact technical support.