Facebook reported that users had problems accessing social networking and other applications such as Instagram for a few days due to server software issues.
This was the second instinct in the past two weeks, where technical issues emerged that affect access to Facebook.
"Earlier today, server configuration has caused sporadic problems in all applications around the world, creating degraded user experience," AFP spokeswoman Facebook told.
"The question has been solved since then, we're back to 100 percent for everyone, and we're sorry for the inconvenience".
Independent watchdog Downdetector showed a map showing that interruptions have affected most parts of the world, particularly in North America, Europe and Asia.
Interruptions seem to work from early morning to afternoon in California, where the leading social network has its headquarters.
Hashetag #FacebookDown is trendy on Twitter.
The twittered conversation involved jokes about people who actually did the job, met each other in real life, or flocked to Twitter until they could come to Facebook.
Facebook, which manages the photo sharing platform on Instagram and WhatsApp and Messenger, has been under pressure for dealing with disinformation campaigns and recruiting consultants looking for damage control for the company over the past few weeks.
Facebook has more than 2.2 billion active users around the world.