Coding⏱️ 2 min read📅 2026-05-31

How to Fix: Flutter BottomNavigationBar not working with more than three items

The issue is caused by the default icon size and style. To fix it, use a custom icon or adjust the iconSize property.

Quick Answer: Use a custom icon or increase the iconSize to improve the appearance of the BottomNavigationBar with more than three items.

To resolve the issue with Flutter's BottomNavigationBar not working properly with more than three items, you need to use a custom widget for each item.

⚠️ Common Causes

  • Using the default BottomNavigationBarItem widget.

🔧 Proven Troubleshooting Steps

Method 1: Custom BottomNavigationBar Item

  1. Step 1: Replace the default BottomNavigationBarItem widget with a custom widget that includes both an icon and a title.

Method 2: Using a List of BottomNavigationBarItems

  1. Step 1: Create a list of BottomNavigationBarItem widgets and then use the bottomNavigationBarItems property to pass this list to the BottomNavigationBar widget.

✨ Wrapping Up

By following these steps, you should be able to resolve the issue with Flutter's BottomNavigationBar not working properly with more than three items.

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