The Umbrel instructions are not enough I am afraid. Neither the youtube vid you are pushing folks on. By default it connects to plenty of available tor nodes. Even if you specify you node address to connect to. Should’t the electrum be connecting to only one node instead? I am using Windows 10 and electrum ver. 4.1.5. Managed to connect to my only node by using this guide: https://electrum.readthedocs.io/en/latest/tor.html#option-1-connecting-to-a-single-server