The game can now use 4GB instead of 2GB. This directly addresses the “out of memory” crash for 95% of users.
For further troubleshooting, you can visit the Steam Support (0.5.20) page specifically for Cossacks 3 technical issues. AI responses may include mistakes. Learn more In-game FIX for "out of memory" errors - Steam Community cossacks+3+out+of+memory+work
When Cossacks 3 crashes and displays an “out of memory” warning, most players assume their RAM is full. That is rarely the case. The game is a 32-bit executable (x86), which means it can only address a maximum of —regardless of whether you have 64GB installed. The game can now use 4GB instead of 2GB