Need to update ipad

[ashleyjean2104]

I have had my iPad for almost a year and I have never updated it....I think I need to but I'm scared to update on computer because I've heard from a few people that when they plugged into computer they lost everything.....help

 

[Frawick]

I have had my iPad for almost a year and I have never updated it....I think I need to but I'm scared to update on computer because I've heard from a few people that when they plugged into computer they lost everything.....help

Have you "backed-up" your iPad on iCloud?