League players are gaining low LP due to “internal changes to ranked system” in preparation for new season, Riot says. The LP gains should normalize after playing a few games. But low LP gains and dramatic LP losses may affect players ranks in the future. Season 11 will likely kick off in January 2021.

How do I fix my LP gains?

0:094:385 TIPS & TRICKS TO FIX MMR + LP GAINS!| League of LegendsYouTubeStart of suggested clipEnd of suggested clipI can give you guys is basically just win more consistently. And go on massive win streaks. The moreMoreI can give you guys is basically just win more consistently. And go on massive win streaks. The more you win the higher your MMR increases.

Why is my LP gain so little?

The reason the gain is low is because your opponents are below you and you should beat them. The reason the loss is higher is because you should beat them, and didnt.

How much LP do you gain per win?

The first win you get will give you 1 LP or so you have 100LP you 2w/0l then you quit a match. Your MMR increased by 2 wins but you still have 100LP. The next match you win(after the promotion series) youll gain ~28LP.