: Most digital versions come pre-patched to a relatively high version (like 4.12 or 4.13). Before adding anything, launch the game and check the bottom left corner of the main menu to see your current version.

: Long-time pilots recommend the Mission4Today Knowledge Base for essential patching guides. If you are on an older version, you may need a "MegaPatch" to bring you up to date efficiently.

While is widely celebrated as the "holy grail" of WWII flight simulators, it is not officially available as a free standalone download. The game is a commercial product, though it is frequently on sale at retailers like Steam or GOG .

If you're just starting, you might also find tutorials on sites like Mission for Today or SAS 1946 that offer downloadable campaigns to keep your missions fresh.