The Easy Anti-Cheat in Apex Legends is known for its severity. If you are blocked by hardware, then a regular account change will not help. there is free hwid spoofer for apex legends. After startup, the computer receives new IDs, and the anti-cheat stops seeing the old ban. Valid until reboot. For cleanliness, it is better to log into a new account, use a VPN and remove all traces of old programs from the PC.
