My phone galaxy a30 is not getting fast charged please some one help me. This problem is from 3-4 days.I thought my adapter is not working then i tried with other fast charger it was charging but not fast, then i original Samsung adapter then also it...

Phone get automatically reboot while using, after reboot it show's sd card not inserted please solve this problem 

Clicked by Samsung Galaxy A30 

After the one ui 2.0 update phone is working very slow. Will samsang will solve this in next updates or no??

While using phone ads are popping up. How to solve this problem?