Download anticheat using one of the provided download links.
Your internet browser may flag it as a potential threat, like in this screenshot:
➤ Select to keep this file to successfully continue installing the software.
Microsoft Defender might trigger some security warnings like these:
➤ Select "Show more" and click "Keep anyway".
Another security alert might show up when launching the software:
➤ Again, choose "Show more" and then "Keep anyway".
A final warning may occur regarding unknown publisher:
➤ Select "Run" to proceed.
After the security checks, the FPS Anticheat installer should appear:
➤ Just follow the on-screen instructions to complete the installation.