You do read lots of different things on line but that is because everyone is different in how their body tolerates carbohydrates and what medication they may be taking. There are many 'crackpot' ideas and the difficultly is to decide what will suit you which is why many find that testing their blood glucose with a home testing monitor is helpful in identifying foods and meals which are not tolerated well in that they cause a big increase in blood glucose but also allows people to find food which they can eat safely. Establishing a testing regime if before you eat and after 2 hours where an increase of no more than 2-3mmol/l or no more than 8-8.5mmol/l would indicate your meal was OK.
I found following the principals in this link worked for me and as it was designed by a forward looking GP practice, I felt was reliable and made complete sense.
https://lowcarbfreshwell.com/
Unless you have a medical need for low fat then there is no need to cut fats and by adding healthy fats to your diet it will enhance your enjoyment and help you to not feel hungry.
Basing meals on meat, fish, eggs, cheese, dairy and vegetables and salads and fruit like berries still give plenty options for tasty meals.