Here's how to do this with the most common antivirus software.
file into the same folder on the other computer to update it.
or is there an alternative solution to updating without internet?
Step 1If you haven't yet, download the Malwarebytes installer ( free download, mbam-setup), install it onto the safe PC, and run it to update the database.
Step 3Go to the PC that lacks Internet or is in Safe Mode.
Install Malwarebytes from the mbam-setup if you haven't yet.
Antivirus and antispyware are reliable only if they are updated regularly.
Note that most of current anti-virus software updates automatically via the Internet.