on 02-12-2020 18:31
How do you mean cutting off? Are you doing anything on the device at the time?
I also have a Planet Computers Gemini
I work in IT as an Enterprise Messaging and Collaboration Tools Administrator (Office 365, Slack and much much more) and manage hardware both Mobile and Desktop / laptop, my desk is a bit like PC World
We are all customers and dont have access to any o2 accounts
on 02-12-2020 18:32
Check for network issues here O2 Service Status
and help here Guide: How can I sort out my network issues?
OnePlus 6 (O2 & Sfr), Z3 Tablet (Three UK), iPhone 8+ (EE)