im so confused

don't need any help !

For the past few days i've been doing the codes through my phone and I realized its different compared to doing it on desktop. I literally had to wait for my phone to stop crashing on many occasions (from having too many things open) and the constant refreshes cause it wasn't loading fast enough. I have a silly that was surprised that I was doing it from my phone and i was like yeah?? im too lazy to go on my computer c: