WhatsApp allows you to personalize your chats by changing your wallpaper. You can change your wallpaper for all chats, or set a wallpaper for a specific chat. You can also choose wallpapers specific to dark or light modes, and dim your dark mode wallpaper.

Change wallpaper for all chats

1. Tap Settings > Chats > Chat Wallpaper.
   • If you’re using dark mode, you can use the slider to dim your current wallpaper.
2. Tap Choose Light Mode Wallpaper or Choose Dark Mode Wallpaper.
3. Select a wallpaper category, then select the image you want to set as your wallpaper.
   • You can also tap Default Wallpaper to restore WhatsApps’s default wallpaper.
4. Tap Set.

Change wallpaper for a specific chat

1. Open the chat you want to change the wallpaper for.
2. Tap the contact or group name > Wallpaper & Sound > Choose a New Wallpaper.
3. Select a wallpaper category, then select the image you want to set as your wallpaper.
   • You can also tap Default Wallpaper to restore WhatsApps’s default wallpaper.
4. Tap Set.