If ViMu continues to fail with specific high-bitrate files (like 4K Remux or Dolby Vision), consider using Nova Player , which may handle those specific codecs more reliably. www.reddit.com specific settings for a particular device like a Fire Stick or Nvidia Shield? General Terms and Conditions - Stremio - Freedom to Stream
Toggle "Engine v2 + Tunneling" or drop to "Engine v1" in settings. Are you seeing this error on a standard Android TV vimu engine v2 failed verified
Go to the app's Settings and look for "Engine." Change it from v2 to Legacy v1 . This older engine often works better on some Fire TV or older Android TV devices. If ViMu continues to fail with specific high-bitrate
Vimu Engine V2 uses X.509 or custom ECC certificates with timestamps. If the certificate used to sign the executable has passed its validity period ( notAfter date) or has been revoked via a remote CRL (Certificate Revocation List), the authenticity check fails. Are you seeing this error on a standard
If both engines fail, you can disable the "Vimu Engine" entirely. This forces the app to use the native , though this may limit your ability to switch audio tracks.