No, you still don’t get it…
Electrum IS NOT your LN client for your LN node, is an independent wallet app, that also can open LN channels, but in another manner, separately from your node.
Please, but please, we’ve wrote several guides in the Guides section of this forum, read them ALL.
I wrote a special one Getting started with Umbrel and that one should be your first one to read several times until you understand what are you doing!