- Press and hold the Facebook icon. tap the X that appears.
- To confirm, tap Delete.
CNET How To – How to delete Facebook activity using iPhone, Android App
How to delete and reinstall apps on your iPhone, iPad, or iPod touch — Apple Support
That’s because the Facebook app is preinstalled on your phone as a system app. You won’t be able to uninstall it, but you will be able to disable it. Go to Settings > Applications manager and look for Facebook.
What Happens if You Delete Facebook or Messenger App Data? While deleting the applications does not cause any damage, removing app data on Android will erase the apps’ downloaded media files as well as log you out of them. It’s the same as uninstalling the program.
Bring up the Page Settings menu by clicking the gear symbol in the bottom left of your page. Remove a page by going to General and selecting Remove Page. Select Delete [Page name], then OK.
Simply go to Settings and Privacy, then Account Ownership and Control, Deactivation and Deletion, Delete Account on your iPhone.
What happens if I permanently delete my Facebook account? Your profile, pictures, comments, films, and other things you’ve uploaded will be destroyed permanently. You won’t have access to anything you’ve created. Facebook Messenger will no longer be accessible to you.
Note that uninstalling the Facebook app does not remove your account; you may still access it via the browser and other applications might still use Facebook as a login. Uninstalling the icon from your phone hides it out of sight, but it won’t harm your entire account in any way.