I was wondering if it would be possible to upgrade e.g. from 18.06.1 to 18.06.2 by just adopting the /etc/opkg/distfeeds.conf file with the appropriate URLs and do a
opkg update; opkg upgrade.
Anyone out there who already tried this or does this not work at all?
Found my answer in https://forum.openwrt.org/t/sysupgrade-instead-of-opkg-update