Support and resistance mean the top and bottom vary when the value cannot be penetrated or witnessed is difficult to interrupt and turn around continuously. If you check a massive time frame like D1 or 4hrs, you can see it from the candlestick. Objectives that are very difficult to interrupt before passing each one at the top and bottom and can use these points to trade as a result of the ever-changing values of these goals once before attempting to interrupt them. Traders use this to manage entries and take profit positions.