If you don't have a Facebook account, you'll need to create one to use Messenger. If you already have a Facebook account, you can log in to Messenger using your Facebook credentials. Step 3: Create a Facebook Account or Log In Click the 'Install' button, and the app will download and install automatically. Search for 'Facebook Messenger' and select the app from the results. To download Facebook Messenger, go to the Google Play Store for Android devices or the App Store for iOS devices.

If you have an older device, you may not be able to install the app. The app requires Android 5.0 or later or iOS 10.0 or later to run. Step 1: Check Your Device Compatibilityīefore you download the app, ensure that your device meets the system requirements for Facebook Messenger. If you're new to the app or have recently changed your device, here's a step-by-step guide to help you install Facebook Messenger. Facebook Messenger is a popular instant messaging app that lets you stay connected with friends and family.

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