How to enable Facebook Messenger dark mode

Activate Facebook Messenger’s dark mode [Android & iPhone/iPad]

• On your Android or iPhone/iPad, launch the Facebook Messenger app.
• Make sure you are logged in with your Facebook account.
• Tap your Messenger profile picture in the top left.
• Select the Dark Mode option.
• You will be presented with three options: Off, On and System.

Select the On option.

• Set Messenger to follow system settings (click Messenger profile picture Dark Mode System).
• Activate dark mode on your Android or iPhone now.
• When you start Messenger, the dark theme will appear automatically.

Activate Facebook Messenger’s dark mode [Desktop]

The Messenger app for Windows and Mac includes a dark mode setting.

• Launch Messenger Desktop on your Windows or Mac computer.
• Sign in with your Facebook credentials.
• In the lower-left corner of the app, select your profile picture, then select Settings.
• A Messenger tab will appear on the screen. Choose the Appearance option.