Advice on improving early middle game play

I'm pretty dominant at my rating when pieces come off the board but struggle when the positions are more complex. W omegle hat are good ways to improve my play early in the middle game?

As an example, a few of my games recently I've overcome 3-8 point deficits in material to take a very lost position and win. I'd like to not have to overcome those deficits!

Thanks

Check my note on the book "The Six Power Moves of Chess" in the Comments section at the end of this article.....

Good Chess Books for Beginners and Beyond...
https://www.chess.com/blog/RussBell/good-chess-books-for-beginners-and-beyond
https://www.chess.com/blog/RussBell

I will say Middlegames will remain forever unsolved.  At the start of the game there are these opening that have been played for hundreds of years that everyone can memorize and copy.  In the endgame there tends to be one correct approach to achieve the desired result in any given position. These positions have been reached thousands of time to the point there are books dedicated toward memorizing the proper moves and technique. That is why you see the stronger players able to play so fast, it's not from creativity or genius but experience and memory.  The middle games is the hardest part of the game to study because you almost never reach the same position again.  In addition to this it is the most chaotic; the pieces and pawns are out and scattered across the board like parts to a puzzle and solving that puzzle is not needed at all.  You don't need to find the best move or even 5th best move.  All you need to do is survive to the endgame where you can dominate your opponents.  As you have said being down 8 points of material yet still coming back and winning, clearly you don't even need any advantage going into the endgame to win.  It is impossible for you to go an entire game without blundering so don't set such an impossible goal.  Instead be much more reasonable and fair and have a goal to only blunder 2 pieces the entire game.  I would tell you to look at middlegame plans and ideas for the openings you play but the most brilliant plans in the world can't help you when you can't go an entire game without blundering.  Don't be too hard on yourself when you mess up it won't be easy but the more you struggle the greater the accomplishment will be in the end.  I'm saying this as someone who was at your level less than 2 years ago.  Remember you don't have to play well, all you have to do is not play as bad as your opponent.