Please can we dig into the main issue.
Am I right to say that the phone is stable, in most respects? No significant problem exists with home wifi?
The main issue is mobile network.
“A simple drop of mobile network, causes the phone to crash” – is it as simple as that?
This thread traces difficulties faced in the past; so one assumes you already studied though those ideas!
Two new suggestions;
- Maybe we should just be looking at it as an “Advanced privacy” issue.
- Assuming this issue arrived the day you first installed /e/ you might have a simple APN issue with your carrier, a bit liked this recent thread: New user: no mobile internet service