Here is a ROM download link that may solve the blinking screen
(use only if you device came with Android 7, not if you use android 6 or updated to android 7 by your own)

viewtopic.php?f=176&t=191529

I have the same problem. same same on android 6 and android 7.

Please contact the online re-seller to get replacement.

blackview_admin wrote:

Please contact the online re-seller to get replacement.

You askes what can not be done

The Online Shop where i bought , does not give warranty or replacement.
They are not authorized distributors of blackview

How could i get it?
I have bv6000 and bv7000 pro, but i have this issue for bv7000 pro.

I have same problem on android 6, screen is flickering rapidly. Any advise? Software or hardware?

Please find the below flash rom to fix your problem.
viewtopic.php?f=176&t=191529

blackview_admin wrote:

Please find the below flash rom to fix your problem.
viewtopic.php?f=176&t=191529

Solved the blink
But need more improve the performance on next update
Thank you admin

Please find the flash rom in the below topic to fix the problem.
viewtopic.php?f=176&t=191529

I flashd my phone, but screen is still flickering. What I should do next?

blackview_admin wrote:

Please find the below flash rom to fix your problem.
viewtopic.php?f=176&t=191529

It didn't fix the problem, any solution?