Just installing LuCI and accessing via http (not https) should work.
It might be an issue with the recent Snapshot builds (see SNAPSHOT: LuCI will not launch r17571 and r17581 on WRT1900ACv1)
Just installing LuCI and accessing via http (not https) should work.
It might be an issue with the recent Snapshot builds (see SNAPSHOT: LuCI will not launch r17571 and r17581 on WRT1900ACv1)