Changes

:2. Connect '''Type-C ''' OTG with a Type-A to Type-C cable to your computer

:3. Power the device via PWR TypeThen rerfer to [https://www.jeffgeerling.com/blog/2020/how-C with your 5V Power adaperflash-raspberry-pi-os-compute-module-4-emmc-usbboot this tutorial] to flash raspberry pi OS

:4. Then rerfer to [https://www.jeffgeerling.com/blog/2020/how-flash-raspberry-pi-os-compute-module-4-emmc-usbboot this tutorial] to flash raspberry pi OS :5. Remove the jumper of OTG after flashing is complete, then restart your device;