I have Samsung Galaxy a30.Some mobile have function that when we use internet we can see internet speed . Is this phone have this function

I updated my samsun a30 recently ,i think one day ago.Now its not working properly.It has become slow.And handfree is not working only one speaker is working.i also changed handfree but its software problem..And fronf speaker isn't working. When i re...

There isn't call recording option in my a30 Samsung?Why ?

Hi members. Is there  notification led in a30 samsung or not ,because i am unable to find that.

Hi guys i am unable to find multi windows in my a 30 samsung.can anyone tell me ?