Exporting using the H.264 codec into an MP4 container is the industry standard for compatibility, but mismatched bitrates or frame rates can occasionally lead to artifacts or color shifts. How to Fix or "Put Together" Clear Content
"White Thickmp4" likely refers to a specific video file or a recurring issue where MP4 exports appear washed out or "thick" with a white or gray filter . This phenomenon is often caused by or GPU driver settings that misinterpret black and white levels. Common Causes for "White" or Washed-Out MP4s
If the video looks "thick" in QuickTime but fine in VLC Player , the issue is likely the player's interpretation of the file, not the file itself.
Ensure your editing software (like Adobe Premiere) is set to a standard color profile like Rec. 709 .
Video players and monitors sometimes disagree on whether to use "Full" (0–255) or "Limited" (16–235) RGB ranges. If a video is exported in one range and played in another, blacks can look gray and whites can look "thick" or washed out.
My white text becomes grey in exported mp4 file - Adobe Community