The problems started shortly after 11 Pacific time. Of those who were able to access their accounts, some say they see posts from users not in their networks in their news feeds.
Outage monitor Down Detector reported a sharp spike of Facebook outage reports. Instagram users, in some cases, received messages that the site was down for maintenance.
Down Detector reported that around 59 percent are experiencing news feed glitches, while 25 per cent are having problems posting content.
Undaunted, some social media users took to Twitter to complain about the Facebook/Instagram problems.