How can i get rid of youtube memory!?

[AC Question]

So recently i checked my memory on samsung tablet and it said youtube app has used over 15GB so i tried uninstalling but you cant on my tablet so then i tried clearing watch history, nothing, so please can someone help because i cant install anything

 

[Tim1954]

Settings... Applications... Find YouTube... Clear data. That will clear all your data from that phone so you have to set it up again.. Hopefully it won't synch all your stuff back again...