How Do I Git Rid Of Beta Permanantly Please?

^ Get

It's supposed to remember your preferences in cookies.

I just have a betfair bookmark set as http://sports.betfair.com/?optout=true so I don't need to keep opting out.

Thank you, I'll give it a go, also check cookie settings.

dunno ... i tried unsuccessfully for weeks, then one day I logged-in and it had gone ... possibly I'd cleared my cookies, or perhaps logged in using a different browser, or perhaps it was because I'd helped an old lady across the road.

i'd advise trying  each of those in the prescribed order.