Hello and welcome to justanswer. My name is***** will be assisting you today. Please give me a moment while I review your question.
Could you please let me know the website you are trying to upload the video also the size of the video too?
Which is the operating system installed in the PC.Is it Windows Vista, Windows 7, windows 8, Windows 10 ?
Please answer my above questions so that i can help you better.
Note: - Please reply using the box below.