that’s may be solution – looks like some dimming (anti-reflection?) layer is badly mounted.
Some clues how to disassembly that frame?
Only found this 🙂
https://mobile.twitter.com/techtabletscom/status/961896860716855296
same in my brand new Teclast F7
picture in enclosure – look’s bad
Remember Me
Please enter your username or email address. You will receive a link to create a new password via email.