You’re probably too many versions behind to update directly to the latest version. If you needed to preserve the state of your server, you would need to make several update hops to get to the latest version. Since this is a new setup, it’s probably a lot easier to just flash the server to the latest version manually. Here’s the flashing guide. I believe your 2023 Embassy would be a Raspberry Pi model:
If you have any trouble, or just need a little hand holding, come see us in our live support channels. Your server has a redemption code on it.
Thank you so much. I suspected I might need to do this, but fled intimidated by the instructions on how to flash the server, download Balena Etcher etc (in the past, downloading stuff incorrectly is where I tend to tie myself in knots). I will join the live support for some hand holding - but it won’t be for a week as with my usual impeccable timing I’m about to leave the LAN where I’ve plugged into. Thank you again Rexter, speak in a week. Nell