Re: Anti Cheat Integrity Check: Violation
A few steps that are likely to help you here:
Repair missing or corrupted system files.
Run the following command with Administrator rights to repair corrupted system files. sfc /scannow
For further instructions on how to do this, please visit this link. https://support.microsoft.com/en-us/help/929833/use-the-system-file-checker-tool-to-repair-missing-or-corrupted-system-files
Follow this guide for instructions on running a command with administrative rights.
Update Windows.
Make sure that all available Windows updates have been installed.
Resolve virus infections.
This error may possibly indicate a virus infection in the system. If the error persists, we highly recommend running a full anti-virus system scan. Follow this guide for instructions on removing malware from your system.
Source: https://www.easy.ac/en-us/support/apexlegends/issues/errors/