This passage summerize the website "Orange Pi Zero and Webcam for Octoprint", https://www.iot-experiments.com/orange-pi-zero-and-webcam-for-octoprint/, aimed to make my life easier. Check the USB webcam present, octoprint@orangepizero:~$ lsusb Bus 008 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub Bus 005 Device 002: ID 046d:0826 Logitech, Inc. HD Webcam C525 Bus 005 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 007 Device 002: ID 1a86:7523 QinHeng Electronics HL-340 USB-Serial adapter Bus 007 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub Bus 004 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 006 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 002 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub To discover webcam information, (octoprint@orangepizero:~$sudo apt-get install hwinfo) octoprint@ora