This issue is resolved. Between 04:00 and 21:45 UTC, some TikTok photo and carousel posts, including drafts sent to the TikTok inbox, stayed in "publishing" and were then marked as failed. If a post failed during this time, check your TikTok profile and publish it again if it is not there.

TikTok photo and carousel publishing is recovering and fewer posts are getting stuck. We are monitoring to confirm everything is back to normal. Please check your TikTok profile before resending a post.

Since 04:00 UTC, some TikTok photo and carousel posts, including drafts sent to the TikTok inbox, may stay in "publishing" and then be marked as failed after one hour. We are working on it and will share more as we learn it. Please check your TikTok profile before resending a post. Next update within 60 minutes.