Unfortunately there isn’t an ideal solution for this. You will only see communities that at least user of your instance has subscribed to.
Posts in those communities will show up in your ‘All’ feed.
For all others is the best way an external community browser like this one:
There is an extra icon for cross-posting
I don’t know why this keeps happening! argh!
Ah! My device is still on 12+ and there is no official support for 13+
If I understood correctly Lemmy 0.18.0 contains breaking changes which need an adoption for current clients to work. Since I’m pretty sure that most instances will upgrade asap that step was necessary.
I think the main reason for that design decision was due to the small user base in the past.
There is another official(?) list:
You might also want to check out the RockChipConsoles community (even if it is still pretty quiet over there).
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