Instead, search for: ✅ Kerbal Space Program 1.12.5 download — then buy from Steam/GOG ✅ KSP 1.12.5 full version all DLCs — use official store bundles ✅ KSP 1.12.5 build 3190 — technical reference only
Fire engines and go straight up to clear the thickest part of the atmosphere.
Players choose 1.12.5 over KSP 2 because:
Includes all features from the "Shared Horizons" and "Some Assembly Required" updates.
Version 1.12.5 is the "Grand Finale" of KSP 1's decade-long development. When you see the "Incl All" (Including All) designation, it typically refers to the base game plus its two major expansions: Making History