its been more then 15 days i disconnected the battery from bv6000 but now when i reconect the battery & trying to on the phone the BLACKVIEW logo comes up for 25-30 seconds & then rebooting again & again, even after connecting the charger to the phone the battery is not charging and phon...

When I made a video call the font camera quality is darker then usual but the rear camera is OK

normal font camera takes selfy grate

Font camera goes darker and poor quality when making a video call

Pls......help