[12th of Sep 5pm EET] After careful monitoring, we're confident that Meta has resolved the issue. We're marking this incident as resolved. Thank you for your patience.
[12th of Sep 10am EET] We can now confirm, that Instagram is experiencing issues that prevent you from publishing posts with multiple images. We are investigating the issue alongside Instagram and will notify you as soon as we have more information or an estimated time for a fix. However, publishing to Instagram with other media (single images, videos) is functioning normally.
[11th of Sep 8pm EET] Unfortunately, Instagram is experiencing issues that are affecting some users and posts might fail. We are currently investigating the issue and will get back to you as soon as possible.
We apologize for the inconvenience!