How to Change Your Birthday On Facebook
How To Change Your Birthday On Facebook.
1. Navigate to Facebook, log in to your account and also browse to your Timeline. Click the "About" link to start editing your account.
2. Click the "Edit" button in the "Standard Details" box.
3. Select your appropriate date of birth in the Birthday area of the web page.
4. Select the "I validate my age is ..." option to validate your age.
5. Click the "Save" button to update the day of birth and alter your age on Facebook.
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You may need to wait a couple of days prior to you could change the Facebook age again, in case you picked the wrong day of birth a 2nd time.