Why can I not get better at this game?

What about it?

I don’t know what else to say.

I was certain i blundered and later the engine told me that i made a brilliant move? I geniuenly dont understand how this is brilliant and its driving me insane

Black to play.

What about it?

Find the winning moves.

Lost this game but missed a forced mate, can you find it? White to play and win

I found myself in this position, and immediately played f3 to block the attack on my queen. There is a better move which leads to a material advantage for white.

3-Way!

Make sure to report the silent quitters

What about it?

After 6 minutes of idle, his screen must've turned off and he went into auto-resign.

i was crying in pain when i had low time

Unexpected fork

What about it?

I didn’t even know I’d fork the king and queen!

what is the best move I can do here (im white)

Opponent played the only losing move

What about it?

Of the 12 possible moves he could have played, he played the only losing one. Opponent was rated 1410 and I'm currently 1362 on Lichess.