- Try creating new profiles and see if that’s fixed your issue. If that’s the case, then it mean your main profile have issues.
- Disable hardware acceleration. If that fixed your issue, it mean your GPU or the GPU driver have problem with GIF and embedded mp4 players
- Disable Brave Shield. If that’s fixed your issue, it mean the ad/tracker blocker or fingerprint protection might cause issues.
If that still doesn’t fix your issue or need guidance in doing so, you may refer to this: