Can't add end screens on YouTube right now. @TeamYouTubepic.twitter.com/92JzVq3p7q
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Yes, and I tried another browser. I was only able to save it when I removed the card with the link to my Patreon
As per the new update, you need to be a part of the YPP to be able to add Merchandise & crowdfunding sites. More details here: https://goo.gl/wLbJhx . Hope this helps!
I am a part of it
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