IBMish / FREE UPDATES

Keep your
DOS PC current.

Your purchase includes free updates. Use the update key from your purchase to download the current Windows installer.

To find your key, return to checkout in the browser you used to purchase. If you cannot recover it, contact support@ndbsoftware.us with your purchase reference. You do not need to buy again.

Close IBMish and save your work before running the installer. Keep a backup of your DOS files and settings.