Most repacks for FM21 are based on version v21.4.0 , which was one of the final stable updates for the game.
Locate the setup.exe within the extracted folder. Download fm2021singlerpck rar
Use a tool like WinRAR or 7-Zip to extract the .rar file. Most repacks for FM21 are based on version v21
Many repacks, such as those from DODI or FitGirl, come with the In-Game Editor unlocked by default. Download fm2021singlerpck rar
It is a common practice among users to temporarily disable real-time antivirus protection during installation, as repack files are sometimes flagged as false positives.