How to fix Signal app not working

Sometimes Signal Private Messenger app becomes not working, then the first thing to do is:
check on the real-time problem & outage monitoring sites like downdetector.com if there is an outage or not.

If there is no failure, here are the troubleshooting steps to try on both iOS Android:
- Check the App Store or Play Store for a recent update of the Signal app.
- Reactivate app permissions for Signal on your phone.
- Allow the app to run in the background: turn off data saver, battery optimization, or power management settings.
- Restart your Internet and your device.
We hope that the troubleshooting steps helps you on fix Signal app not working issue.