my own exoerience... puzzle solving gave/giving me some knowledge about situations where i can exploit some positions on the board in my adventage, but, as Grigoryan said, i am not any better in tactics/strategy. still that 1st part made me somewhat better player.
GM Grigoryan on the "Myth" of Solving Puzzles
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Steinitz, Lasker. Capablanca etc. where did they get their calculation ability. From long grinding games.