I am facing lagging issue in f22 device and Network speed is too slow

Samsung is only give best features to flagship phone like 25k - 1L . Samsung is not providing any type of best feature to mid range phone very disappointed . I was providing 500 times feedback and some other user also but Samsung is not showing its ...

You are not providing personalized services like data limit , network speed , off data use to any app and so much and as well as self customization animations like charging animations, lock animations, fingerprint animation etc so please provide t...

F22