This is a complete list of faq for MiniTool Video Converter.

Q1. Some videos downloaded by MiniTool Video Converter can’t be played with Windows built-in player, why?

Some videos on YouTube and Facebook are encoded by AV1/AV0 codec and some videos on TikTok are encoded by HEVC/H.265. These codecs are not supported by Windows built-in players. To view these videos, you can rely on other media players like VLC and PotPlayer. Or you can convert these videos to other codecs with MiniTool Video Converter.

Q2. Why is the converted file size quite different than the estimated file size?

Estimated file size before the format conversion in MiniTool Video Converter
Converted file size after the format conversion in MiniTool Video Converter

The estimated file size is calculated based on the target setup:

Estimated file size (byte) = (video bitrate + audio bitrate) * duration (second) / 8

The converted file size is generated from the actual conversion process which uses the variable bitrate instead of the constant bitrate. Therefore, there is a difference between the estimated file size and the converted file size.

Q3. Error 429: Too Many Requests. Please try again later.

If you encounter this error while trying to download a video, you need to change to another IP and try again.

Tips:
If you can’t download copyrighted, private, or paid videos, you can record them with MiniTool Video Converter. For example,
“403 Forbidden. You don’t have permission to access this resource.” 
“This video is private and can’t be downloaded.”
You can use the capture screen feature to save the whole video.

Q4. Error: Unable to save to the selected path. Please check your permissions or choose a different location.

Unsupported conversion path error in MiniTool Video Converter

If you come across this error after clicking the Convert button, you need to change the access permission of the destination path or select another destination.

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