Please see the video. The phone is locked when the screen is compressed.

video url;
http://www.ta7om.com/blackview-crown.3gp

I will prepare as soon as pictures and videos.

I sent e-mail several times, but did not receive a reply.

we have Two the same phone. Phone service was checked and noted that crack on the mainboard.But it could not be repaired. The second phone mainboard and put everything worked normally. Mainboard defective! Mainboard is required.

I was a few months ago then buy it. i now have my phone any problems. My friend phone service. he was told that it may break on the mainboard. i pressed my hand with the phone is locked. I do not know what to do. dont here the Blackview phone service. Can you help?

The sound of his recordings on this phone very low! i think microphone input is low.
what should I do?

Hello, i have Blackview Crown phone. I have problems in my video recording audio and It also my call audio very low! what should i do?