Social Media · iPhone & iPad
Troubleshoot Facebook Not Working on iPhone After an Update
Source-checked About 10 minutes
Answer
Check whether Facebook or the connection is affected, reopen and update the app, restart iPhone, then reinstall only after considering local app data.
Identify the exact failure
Note whether Facebook will not open, closes immediately, freezes, cannot refresh, or fails only for one feature. Test another website or app on the same connection and, if possible, Facebook in Safari. If every service is offline, troubleshoot Wi-Fi or cellular data first; if Facebook also fails elsewhere, wait for the service rather than repeatedly changing the iPhone.
Close and reopen Facebook once
Open the app switcher and force-close Facebook only when it is unresponsive, then launch it again. Apple does not recommend routinely force-closing apps that work normally. If the app reaches sign-in, do not repeatedly enter credentials into unexpected prompts; use the official app and confirm the account email before resetting anything.
Restart the iPhone
Restart the device normally, then reconnect to a stable network and test Facebook before changing another setting. A restart clears temporary app and system state without erasing content. Avoid network resets, VPN removal, or broad privacy changes until the failure has been isolated to those components.
Install current app and iOS updates
Open the App Store, check for a Facebook update, and install it. Then check Settings > General > Software Update for an iOS update compatible with the device. Keep the iPhone connected to power when required and test Facebook after each update so you know which change affected the issue.
Check storage and app-specific access
Ensure the iPhone has enough free storage for Facebook to update and operate. If only photos, camera, microphone, notifications, or cellular use fails, review that specific permission in Settings rather than treating the whole app as broken. Confirm any Focus or Screen Time restriction that could explain the single feature.
Delete and redownload only as a final app step
Before deleting Facebook, confirm you know the account sign-in method, can access required two-factor authentication, and understand which drafts or local app data could be lost. Delete and redownload from the App Store, then test. If the exact failure continues, record the iPhone model, iOS and Facebook versions, error text, and reproduction steps for Meta support.
Video walkthrough
Sources and verification
Checked against official documentation on . Scope: iPhone & iPad.
Follow the linked first-party guidance if labels differ after a platform or app update.