It's been clear blue skies here may be that's why But after I'd posted i did say to myself i could check with my mobile provider just call it one of those silly moments 😆 Sorry about that & thanks for your reply i appreciate it 👍
The icon you're getting is the ULI (upper layer indicator) icon it basically means the site you're connected to has 5G but you're not receiving it so the speeds you're getting is still LTE speeds the true 5G connected icon is the one in my screen shot