Step 1: Open Facebook Messenger on your device. Step 2: Tap on the three lines in the top-left corner of the screen. Step 3: Scroll down and tap on “People.” Step 4: Tap on the three dots in the top-right corner of the screen. Step 5: Tap on “Export Contacts.”
Step 6: Select the contact list you want to export and tap on “Export.” Step 7: Select the format you want to export your contacts in and tap on “Export.”Video – How To Export Contacts From Facebook Messenger
Now that you have exported your Facebook Messenger contacts, you can proceed to delete your Facebook account. Remember to download a copy of your Facebook data before you delete your account.