Given that you're able to use the Desktop app without your phone even being on, I'm not sure how they'd even be able to do that. I can use e.g. KDE Connect whe

Given that you're able to use the Desktop app without your phone even being on, I'm not sure how they'd even be able to do that. I can use e.g. KDE Connect when my phone is on to send SMS messages from my desktop, but then they won't appear in Signal, unfortunately.