What is OIS in Camera? How good is it?Explained in Hindi / Urdu

Asslam O Alikum Dosto, is video mein maine aap ko OIS feature k baare mein bataia ha, k yeh kya hota ha or is ka kya fayda ha OIS feature ki yeh video pasand aiy ge,video ko like or share zror kijeya ga,aap ka din accha guzry.Allah Hafiz