Update UCK / UCK2 with SSH

Firmware download:

Gen1: https://www.ui.com/download/unifi/unifi-cloud-key

Gen2: https://www.ui.com/download/unifi/unifi-cloud-key-gen2

BIOS / Firmware Update:
root@UniFi-CloudKey:/tmp# ubnt-systool fwupdate https://dl.ui.com/unifi/cloudkey/firmware/UCK/UCK.mtk7623.v1.1.13.818cc5f.200430.0950.bin


Software Update:
cd /tmp
wget https://dl.ui.com/unifi/6.0.43/unifi_sysvinit_all.deb
dpkg -i unifi_sysvinit_all.deb
rm unifi_sysvinit_all.deb