When picking a regulated online casino in the UK, start by verifying the UK...

https://www.contactmusic.com/story/470/3569505/which-regulated-casino-platforms-are-available-to-uk-players-

When picking a regulated online casino in the UK, start by verifying the UK Gambling Commission licence to ensure safety. Look for clear payment security measures and easy-to-use responsible gambling tools such as deposit limits and self-exclusion options