Now 0% of processing stuck is not a big problem. 100% a solution to this problem.
Understand, what is the processing of video as per youtube condition.

Other videos Like,
Fix Processing abandoned The video could not be processed | Processing stoped @ 95% | 3 BIG Solution
https://youtu.be/-iVtTHhfYtA

Please take the opportunity to connect and share this video with your friends and family if you find it useful.