If you find yourself in the vicinity of a natural disaster or similar public crisis, you can let your family and friends know you’re OK if you know how to mark yourself safe on Facebook. You should also know how to check if others are marked safe on Facebook.

If a public crisis has been reported in your area, Facebook may prompt you to mark yourself as safe. However, it is also possible to manually mark yourself as safe on Facebook:

Go to your Facebook feed and select See More under Explore on the left side of the page.

Select Crisis Response.