I noted this bug could be reproduced not only in the external-only mode but also internal-only mode.
Try this by 'System Settsings-->Display" to switch the mode from any status to external-only or internal-only mode.
I noted this bug could be reproduced not only in the external-only mode but also internal-only mode.
Try this by 'System Settsings- ->Display" to switch the mode from any status to external-only or internal-only mode.