Suddenly cannot reach umbrel.local any more

Hello @Synicasm,

Thank you for your reply.

I’ve followed these instructions from @DarthCoin:

My browser can now connect via umbrel.local again.

Still Specter Desktop can’t connect to node.
I’ve uninstalled Specter Desktop on my desktop and installed Specter Desktop on my Umbrel.

So, for now, my issues are solved.