Hi, Same thing happened to my store recently. I noticed your favicon is displaying again. What was the fix?

I just recently had this error come up but I can't seem to find any overflow code? can you help?

I have been provided with some code from a 3rd party's platform, but when I paste it into the custom liquid section in my homepage I get nothing. Currently this section is displaying my tiktok feed fine, but I just can't seem to make the code work fo...