Usually, increasing the cache value to 600ms or higher would be fine. And the file caching value decides how much data VLC can store in the buffer before the playback starts. This is because VLC preloads some portion of the video into the computer's RAM so it can play and access the video file easier. Some users reported that they fix the VLC pixelation error by increasing the value of file caching. Hit the Save button located on the bottom right to confirm the adjustment. Go to the drop-down of Hardware-accelerated Decoding and choose Disable. Hit Input/Codecs to go to the Input & Codecs settings section. Go to the top menu bar of VLC, hit Tool, and select Preference. However, sometimes it causes errors such as 4K choppy playback, gray screen flash, and video pixelated.

Disable Hardware-Accelerated Decodingīy default, VLC media player makes use of hardware to decode certain videos (usually H.264/MPEG AVC and H.265/HEVC MP4 videos) with the aim to reduce the CPU usage and speed up the decoding process. Uncheck the option of Auto Copy and choose Run to start the conversion. Drag and drop the original MKV, MP4, AVI, or MOV video to the program and select MP4 H.264 as the output format. Download and install VLC media player on Windows or Mac.

Fret not as you can easily fix the error by converting videos to MP4 H.264 or other VLC-friendly codecs.Īnd among a variety of top video converters that are capable of converting videos for VLC, the simplest and the most reliable option is VideoProc Converter.

If your MKV, MP4, AVI, or MOV video is encoded by a codec that VLC is not compatible with or the hardware cannot decode, then you're bound to meet VLC video pixelated, gray screen, A/V out-of-sync, and many other errors. Convert Video to VLC Friendly FormatĪccording to some surveys, 90% of the VLC player pixelated errors are caused by unsupported codecs. If you are encountering the VLC player pixelated video issue, read this post to figure out why VLC keeps pixelating your MKV/AVI/MP4 videos and learn the 6 proven and easy solutions to fix scrambled pixelated video playback in VLC. It can be frustrating when you try to play MP4/AVI/MKV videos on VLC media player but find the video becomes pixelated, gray, or blurry.

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