Thanks for such a quick reply!... Most often I mount Civilization directory as C drive. No file, no directory concerning Civilization is set read-only. I still don't know what to do.

Hello! I installed my old "Civilization", installed DosBox and run this classic in DosBox. Everything works perfect. Except one thing - after trying to save my game "Error writing map file" appears. The game enables you to choose the letter of the drive where the game should be saved - from A: to F: …