What Does class Mean?

Worked good for the 1st week I essential it, but now it seems there is a bug or a little something. Each time I attempt to open the application it asks me to sign up, but when I click on my account it acts like it'll open up then goes right back again on the "start out" page, asking me to register once more.

: a gaggle, established, or variety marked by prevalent characteristics or a standard attribute In particular : A serious group in Organic taxonomy rating previously mentioned the purchase and below the phylum or division the class 안전놀이터 Mammalia