“Easy Anti-Cheat was unable to verify your installation” blocks launch — it is not always a ban. Corrupt files and stuck modules are common causes.

Verify game files

Use your launcher’s verify/repair tool for The Isle. Let the scan finish completely before retrying.

Cold reboot

Exit the launcher fully, power off the PC (not fast restart), then relaunch and test vanilla play once.

Loader order

After a clean vanilla launch, read the external loader guide before enabling overlays again.