"We just passed an important milestone. For the first time ever, one billion people used Facebook in a single day," CEO Mark Zuckerberg wrote on his Facebook page
Social networking giant Facebook on Thursday said it had started to test a new service called 'M' which is a digital personal assistant inside the messenger app.
In the US, 200 participants will test the 'selfie pay' system that will be used to verify their identity via their self-portraits, IBS Intelligence online reported.
While some feel it may not be a super hit, despite a free update for those with versions above Wondows 7, others say it will prove more of use on devices other than personal computers, like smart phones, tablets and other hand-helds.