RC7 with full armbian 5.96 .debs also has these freezing temperatures on the OPi One: Debian Buster with Armbian Linux 5.3.0-rc7-sunxi package bsp-kernel[5.96] u-boot[5.96] dtb[5.96] firmware[5.96] config[5.96] root@opi-one(192.168.6.114):~# armbianmonitor -m Stop monitoring using [ctrl]-[c] Time CPU load %cpu %sys %usr %nice %io %irq CPU C.St. 17:21:49: 1008MHz 0.63 19% 10% 8% 0% 0% 0% -208241°C 0/4 17:21:54: 480MHz 0.58 0% 0% 0% 0% 0% 0% -209451°C