https://youtu.be/0RFhCWmGomE
Here is a video for running Orange pi at the begining stage.
You could watch it before running your pi.

https://youtu.be/9ApaqcwPvfQ
Link for using PC 2

https://youtu.be/akED-LaUH6s
How to burn image into SD card.

https://youtu.be/9efnfXBYJFg
How to print out the TTL log

Thank you admin.