EE PERKS invalid on trying to upgrade

[beenystar]

I’m trying to upgrade my watch but my Perk codes (I’ve generated two) won’t work.

I’ve tried Chrome. I’ve tried the browsing on my iPad.

Any ideas?

Thank you. you.

[Mod edit: Image rejected due to it containing personal information.]

[Chris_B · Accepted solution]

@beenystar  You can not use any discount code for a Watch tariff,    

[beenystar]

I had no idea - thank you, Chris!