Confirmed test build in the PPA in comment 13 (245.4-4ubuntu3) fixes the issue on both archs (armhf and arm64) on the Pi 3B, 3A+, and 3B+ (re-tested 4B as well to ensure nothing broken, and it's still working).
Confirmed test build in the PPA in comment 13 (245.4-4ubuntu3) fixes the issue on both archs (armhf and arm64) on the Pi 3B, 3A+, and 3B+ (re-tested 4B as well to ensure nothing broken, and it's still working).