Display won't wake up during incoming calls.

[TJIRUDAYARAJ]

C9 PRO the screen display won't wake up during incoming calls.

[AlenSony소니알렌]

C9 pro which version os

[TJIRUDAYARAJ]

Android 8.0

[AlenSony소니알렌]

Its too old version try reset all settings

[ムBHINムV]

Lazy display 😴 😄

[sensatul]

If you are using a screen protector, try removing that. I had same issue on one of my mobile. Tempered glass was interfering with proximity sensor.

[TJIRUDAYARAJ]

Thankyou, No i am not using any screen protector.

[Samsung_Support2]

Dear Samsung Member,

Greetings from Samsung Customer Support!

We would request you to register your concern in Samsung Members Application. So, that our concern team gets back to you as soon as possible.

Please follow this path to register your concern in Samsung Members Application (Open Samsung Members Application > Get help > Send Feedback > Error report/Ask questions).

Note. please attach the error log file within 15 minutes of the error occurred.

Thank you for writing to Samsung.

Warm Regards,     
Samsung Customer Support