After updating  software my screen got freeze every time ....pls give aby solution 

When downloading any app via play store it downloads fast but it takes too much time while installing......why this...played with all setting also clear cache and data of all apps...and also run in safe mode but didn't get any solution to fix this

Im not able to charge my device while switch off it indicates water sign and start vibrating but it charge while switch on......why this

 i am  using a52 and my face recognition not working properly it shows a message no face detected ....what should i do pls help