hi i am gettig small issue in my flutter code

1. push notification is already there don't know not working properly, may some here and there config needed so those who app start getting push notification. 2. glitch is there like in emulator working fine but in phone lagging don't know.. app getting freeze making my phone hang don't know is it my phone or everyone just check and make it correct i guess some version or compatibility issue just check and fix 3. just ad done screen if no internet.. so just 3 points need it quick and fast just 30-45 min work if any one can fix now will be wonderful i can rate good 5 star and good revie-ws thanks