Software⏱️ 1 min read📅 2026-05-31

How to Fix: notifyDataSetChange not working from custom adapter

Learn how to fix: notifyDataSetChange not working from custom adapter.

Quick Answer: Try checking your system settings or restarting.

When the data in your RecyclerView is updated, but the ListView doesn't reflect the change, it's likely because you're not calling notifyDataSetChanged() on the correct Adapter.

🔧 Why You Need to Call notifyDataSetChanged() on the Correct Adapter

  • Make sure you're calling notifyDataSetChanged() on your RecyclerView's Adapter, not its subclass.

💡 Conclusion

By calling notifyDataSetChanged() on the correct Adapter, you'll ensure that the data in your ListView is updated correctly.

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