After screen rotation, the screen display will cause Z distortion when playing video or quickly switching photos. Intel CRB has the same issue.

[JYang13]

 We tried several monitors.

ENVIRONMENT:

. Display = HDMI/DP 

. Resolution = 1920x1080p / 1920x1920 

. OS = Ubuntu 18.04, Kernel 4.18.20

STEP:

1. System boot up

2. Rotation display to left/right/inverted

3. Play video

RESULT:

screen will cause Z distortion. see the attached recording video.

Driver Name and Version: kernel 4.18

OS and Version: Linux Ubuntu 18.04

vBIOS/GOP Version and Type: InsydeH2O Version: V0.01/GOP: 10.0.1001

[Abigail_G_Intel]

Hello JYang13,

Thank you for posting on the Intel Communities.

Based on the information that you have provided we would recommend you to test installing Windows* and check if the issue persists.

As well, we would recommend you to get in contact with the person or channel support that has provided you with the CRB and report the bug.

Best Regards, 

Abigail G 

Intel Customer Support Technician 

A Contingent Worker at Intel