- Nov 11, 2018
- Gigabyte Z490 Vision D
- RX 580
- Classic Mac
- Mobile Phone
Some questions and suggestions:
- Do you have an Nvidia GPU in this system?
- Are you using the on-board HDMI port?
- Are you using any video converters such as HDMI to DVI?
- What is the make/model of your monitor?
- What are the makes and models of the USB devices?
- Have you tried using Blackmagic Disk Speed Test to check read/write speeds on USB devices?
- For FaceTime and Messages, please see this troubleshooting procedure by Dortania.