High availability upgrade to a different firmware version

I have a question regarding updating a HA setup from Firmware SFOS 19.5.3 MR-3-Build652 to SFOS 20.0.2 MR2-Build378. Since this is an update to a different version, does the same principle apply here where...
Firewall Management - Firewalls - No firmware is available - Device is up to date

Hey Folks, some of our XGS FWs have reported by mail, a new firmware update would be available for download/installation. Central instead isnt reporting anything, and still shows firewall is up to...
May not update firmware: Firmware update counter exceeded

Hello everyone, Since last week, I’ve been receiving the following error on my Sophos RED20: "May not update firmware: Firmware update counter exceeded." Is there a way to resolve this issue myself...
Upgrade to home firewall

After running home firewall for many years, I decided it is time for an upgrade to the latest. The old version is v9. I downloaded and installed v20, and it is different so it took me a bit to figure...
uploading firmware - banner shows confusing message "applying firmware"

Whenever I upload a firmware, and see that banner I'm a bit shocked and ask myself if I clicked the wrong button and the machine will now reboot? Can you change the text so it shows uploading, not applying...