Click "Save" or "Export" within the editor. Many modern games utilize a "checksum"—a hidden mathematical value that verifies the file hasn't been altered. High-quality active editors automatically calculate and update this checksum upon saving, preventing the game from rejecting the file as "corrupted." Step 6: Test the File

If a broken quest line or physical clipping bug traps your character, you can use an editor to reset quest flags or change your coordinates.