There is lots of useful information on diabetes at nhs.uk and Diabetes UK.
Type 2 Diabetes
Type 2 diabetes is where the body does not produce enough insulin, or the body’s cells do not react to insulin properly. The Healthy Living for People with Type 2 Diabetes is a free, online NHS programme that supports people to live well with type 2 diabetes. Find out more and register on their website: Healthy Living
Type 2 Diabetes prevention
The free Healthier You programme provides guidance on how diabetes can be prevented or delayed and is currently being offered over telephone, group video conference, or online through apps and websites. Eligible participants can sign themselves up to the programme online at Preventing Diabetes.