Another vote for OPNsense and I find using the adguard plugin (OPNsense community plugin) an excellent adblocker as well way to stop or limit teens from sites and other social media I might want to limit. Great for monitoring as well. Better than...
My upgrade did break the system. It is not booting anymore. When starting the PC, I end up on the BIOS screen; similar as described here. The system is located on an nvme ssd in a zfs file system. How can I recover?