@dfrech-
Roku devices have no provisions for recording or playing back anything. Things recorded via YouTube TV are recorded on, and played back from YTTV's own servers. and the audio volume is as YTTV recorded it in the first place.
Youtube help center: https://support.google.com/youtube/gethelp
Roku Community Streaming Expert
I am not a Roku employee, only a user like you. Please, no support questions via private message -- post them publicly to the Community where others may benefit as well.
If this post solves your problem please help others find this answer by clicking "Accept as Solution.".
Ultra 4850 | Ultra 4800 | Streaming Stick 4K+ 3821 | TCL Roku TV 43S245/C107X