While playing the game it freeses every few second

Hello,

 

So i created a new survival world after i downloaded and instald 1.17 update. I have bin playing on it for a few weeks, and when i opent the game a few days ago im noticing a lag. Its like my game freezes every few seconds. My world is 500 mb big not that big yet i play on ps4 bedrock 1.17 edition. Can you plz help playing with this freezing makes the game realy enoing and i kinda love it.