The best option for contacting Facebook is by visiting the Help Center on the website or app. To find this, select "Help & ...

Facebook was warned by security researchers that attackers could abuse its phone number and email search facility to harvest people's data. On Wednesday, the firm said "malicious actors" had been ...

In April 2018, Facebook switched off a feature that let people search for other users by typing in their phone number. The company said "malicious actors" had abused the feature by typing in ...