hi, i have problem with lifesplit.

my first problem is, i tab out when lifesplit runs. my second is, they dont split they parts of the game. i have only one time for all game. my third problem is, i want also to see my HP, now idea how people do this in streams, ich hope any one can help me, is my first speedrun. i watch also videos for lifesplits but maybe i to dumb :/

i hope rly anyone could tell me the right settigns for resident evil 3