The only problem that I had using ‘sudo do-release-upgrade -d’ from Ubuntu 24.10 was the usual snap-store issues. After the upgrade, ‘sudo snap info snap-store’ showed…
tracking: 2/stable/ubuntu-24.10
Snap after the upgrade from 24.10 to 25.04 doesn’t allow for the channel to be set to 2/stable/ubuntu-25.10 as it thinks it doesn’t exist. The only workaround that I have found is to resort to a clean install of Ubuntu 25.10 rather than an upgrade.
I read somewhere that the ubuntu+1 snap-store isn’t considered to exist until release but that is very puzzling as the installer thinks it does.