Export a copy of and delete your Meta Portal information
Your Meta Portal
You can export a copy of your Meta Portal information, such as displayed albums and favorite contacts, by using the Export Your Information tool on Your Facebook Information (YFI) page, available in your Facebook Account Settings. You can delete Meta Portal information by removing your account from your Meta Portal.
Other Meta Company Products
You can access and delete your data related to other Meta Company Products you use on Meta Portal, such as Messenger, by using those Products. For example, you can view and delete your Meta Portal Messenger call history in your Messenger call log.
If you use WhatsApp on Meta Portal, you can view and delete WhatsApp call history in your WhatsApp call logs and you can access your Meta Portal WhatsApp call history by using the WhatsApp Request Account Info feature.
Deleting any of your Meta Company Product accounts will delete information related to your use of the related Product, including your Meta Portal information associated with that Product.