Software⏱️ 2 min read📅 2026-06-02

How to Fix: Manifest merger failed with AGP 8.3.0

Fix Manifest merger failed with AGP 8.3.0. Add 'tools:replace=. Step-by-step guide included.

Quick Answer: Add 'tools:replace=

📋 Table of Contents

  1. 🛑 Root Causes of the Error
  2. 🛠️ Step-by-Step Verified Fixes

The 'Manifest merger failed with AGP 8.3.0' error occurs when the Android Gradle Plugin (AGP) is unable to merge the manifest files of your project due to conflicting ads services configurations.

🛑 Root Causes of the Error

  • Conflicting ads services configurations between different libraries.

🛠️ Step-by-Step Verified Fixes

Method 1: Update Ads Services Configuration

  1. Step 1: Open your project's AndroidManifest.xml file and find the conflicting ads services configurations.

Method 2: Use 'tools:replace' Attribute

  1. Step 1: Add the 'tools:replace=

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