To ensure your save game remains stable and your computer stays secure, the best practice is to use the official version.
Sometimes antivirus software blocks FMRTE from "reading" the game data. Add it to your exclusions list. Conclusion
If you have a key but it isn't working, or the editor isn't "finding" your game, try these steps:
Ensure your version of FMRTE matches your FM21 build (e.g., Steam vs. Epic Games Store).
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