Yep those small updates are for Windows Defender but thats good na. Its good that they r releasing the updates so frequently.

well mav3.. u can very much change the settings for windows update like wat kind of updates u need... what time u want them and how to want then... automatically checked n downloaded or automatically checked n downloaded manually .... or eva thing manually.

its good they are coming with updates regularly .. esp for windows defender nad other products. but ultimate extras are still to be explored...