Facebook is for some users according to the Internet portal "Downdetector" not available. According to the website, the portal was offline in about 9,000 cases. Also WhatsApp and Instagram are affected according to "Downdetector", but to a much lesser extent.
Facebook had major problems last March this year. At that time, the portal itself, but also WhatsApp and Instagram were not accessible to many users worldwide for around 24 hours.