How to declare the activity in manifest file?

How to declare the activity in manifest file?

The activity must be declared in the manifest file in order to access by the system. The manifest file is an xml file included in the application and default known as AndroidManifest.xml.

Open the file from project and edit the xml to add the activity in file.

The activity is the child node of the application node. The multiple activities can specify by multiple nodes of activity. 

Each node of activity will specify the name of the activity to recognize by the system. One activity must be declare as the main activity.

<? xml version="1.0" encoding="utf-8"?>

<manifest xmlns:android="http://schemas.android.com/apk/res/android"

    package="com.creativeandroidapps.creativeapp"

    android:versionCode="1"

    android:versionName="1.0" >

    //add the minsdkVersion to support backward compatibility

    <uses-sdk android:minSdkVersion="4" android:targetSdkVersion="15" />

    <application

        android:icon="@drawable/ic_launcher"  //change your app icon here

        android:label="@string/app_name" >    //change your app name here

        <activity       //main activity

            android:name=".creativeappActivity"

            android:label="@string/app_name" >

            <intent-filter>

                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />

            </intent-filter>

        </activity>

         <activity      //add another activity

            android:name=".ChildActivity"

            android:label="@string/app_name" >

          </activity>

    </application>

</manifest>