Are you hitting fairways at a pretty good distance off the tee with regularity? Wonderful. Would you like to try a tiny swing change that will give you a few extra yards? Please say No.
Touring pros tinker because they look for every edge they can get. At their level, taking even one stroke off their score makes a big difference in their chances to win. When you as a recreational golfer search for something just a little better, without professional guidance, it could lead to something a lot worse. Getting back to where you were before might take a long time. Believe me, I know.
If you’ve been playing golf for a while, the way you swing is pretty much set. Identify the movements that make your swing work well and learn to repeat those movements. Avoid taking your natural swing in a different direction because of the latest thing you read about or saw on TV. this is truly a case of, If it ain’t broke, don’t fix it.