This might not have hit users in Nigeria as some users can still share their pictures but for some part of Europe and America instagram is unavailable
According to the website Down Detector, users in North America were worst hit, and it showed thousands of users reporting errors, which began earlier of the hours.
Many users took to Twitter to vent their disappointment.
Recall last week it was revealed that Facebook is planning to merge Instagram, Messenger and WhatsApp by letting users message one another across all the services, according to the New York Times. So, the effect might have been the cause.