Referral link not working

So when I sent a referral link to my brother he accepted it and then someone passed down their quest 2 to us they factory reset it and gave it to my brother he logged in with the account he created that was also linked to the referral link but when we did it we never got the money after so long which was like 20-30 days then we realized that was a problem because we never got the referral money even though we did all of the steps that where required