All sorted. Apparently if you upgrade your tariff after it has expired
the new tariff defaults to 4G. Probably incase some people dont have 5G
phones im guessing. The lady in the shop just reset my sim back to 5G.
She said it will take upto 24 hours ...
HiIve got a Samsung Galaxy S21 Ultra. I had 120GB 5G o2 data plan for
the last two years with full signal in and outside my house and my whole
town with no issues. Last month i upgraded my tariff to unlimited data
but as im using it a lot more. Now c...