The option will be available to users in Ireland, with a worldwide roll-out planned for the first half of 2020.
All data transfers will be encrypted and users will be asked for a password before the transfer is initiated, the company said in a blog post.
Facebook said in September it supports data portability and is planning to build new tools around it.
U.S. Senators Josh Hawley, Mark Warner and Richard Blumenthal introduced a bill in late October that would require communications platforms with more than 100 million monthly active members to allow its users to easily move, or port, their data to another network. (Reuters/NAN)