Tap Your Profile (top right) on the app interface.
Once you're in your profile, find and tap on the "Edit Profile" option.
Within your profile settings, find and tap on the "Gender" option.
Edit Your Gender: Update your gender as needed, and then hit "Save" to confirm the changes.
Within your profile settings, find and tap on the "Date of Birth" option.
Edit Your Date of Birth: Locate the "Date of Birth" option & set your birth date, and then hit "Save" to confirm.