what does it means?... and where is other users option

one handed input feature removed after nougat update in j7 prime... any way to get it back? and is there multiuser function available for j7 prime?

kya?

What is the default dpi value of On Nxt... need it urgent

i clicked on context scaling and then phone restarts.. after it system ui n touchwiz stopped unfortunately.. I managed to get to safemode and then clear data of system UI but now touchwiz still shows unfortunately stopped and dpi is too large.. plz h...