How to Mass Unsubscribe YouTube Channels at Once
https://www.youtube.com/feed/channels
Scroll down to the bottom of your subscriptions or find an empty spot on the page. Right-click the empty area (shows cursor, not hand) and select the Inspect Element or Inspect option.
Scroll to the bottom of the console until you reach the symbol.
Copy the code below into the command field and press Enter. The Console should look like this while pasting the entire script:
Script link:https://docs.google.com/document/d/1_...