Heres a PDF file of all my frequencies in most of my radios. You will need to enter these manually.These will probably work all over the UK. These are the ones I use for the Cumbria area.
Cumbria UK. PDF Manual Entry Frequency list from M0LLC
Category: Files / Downloads
FTM-300DR Radio Programming Files / Frequencies UK Band Plan – FILE DOWNLOAD
Here are my FTM 300 UK Frequencies. I use a program called rtsystems link here to upload them to the radio. You can use a SD card or USB cable.