@Llwynog
Your options now are to add an SD card to move files and apps to to free up device space or sell it and pay off your device plan.
You will then be able to upgrade.
I have no affiliation whatsoever with O2 or any subsidiary companies. Comments posted are entirely of my own opinion. This is not Customer Service so we are unable to help with account specific issues.
Please select the post that helped you best and mark as the solution. This helps other members in resolving their issues faster. Thank you.
