Is there a way to change the ingame timer to RTA instead of the per level, if so how. THANKS

no in game timer only displays level but here is a download link to a good timer https://livesplit.org/

Full game runs require an external RTA timer, like LiveSplit. Link here: https://livesplit.org/

"Full game runs require an external RTA timer, like LiveSplit. Link here: https://livesplit.org/"

actually nah. Runs do not require external timers. Its fine without one, but its appreciated .