Purchase the game legally from GOG.com (which is DRM-free by default) to support the developers. Then, if you have launcher issues, the PROPHET crack exists as a last-resort fix. Do not download the PROPHET release from untrusted public torrents, which are often seeded with malware. Use private trackers or trusted scene archives.
Greetings to all true HoMM fans still playing Heroes III. This one's okay, though. Might and Magic Heroes VI Complete Edition-PROPHET
** █ █ █ R E A D N O T H I N G █ █ █ ** Purchase the game legally from GOG
The “PROPHET” tag on a game like this signals three things: if you have launcher issues