Hy everyone im playing wildrift game can you plz help samone to boost my wifi speed because when 5 to 6 people are using internet I get lag so I want do samthing that no matter how many people are using internet my speed will be same so iff it's poss...

App called (mobile security:antivirus& anti-theft)Because its recommended buy samsung so it's useful are not and I will use for S 22 ultra 

Can anyone help me about my phone plz I buy s21 ultra few day's ago but ESIM not work in my phone i dont no why when I scan my esim barcode it's loading but after few seconds try again I try maybe 5 to 7 time but not work