The first row of the Android Manifest file <AndroidManifest.xml> (located in the app/manifests directory) represents the xml file declaration. The explanation of this first row can be hound here.
<?xml version="1.0" encoding="utf-8"?>
<manifest>
package="string"
android:sharedUserId="string"
android:sharedUserLabel="string resource"
android:versionCode="integer"
android:versionName="string"
android:installLocation=["auto" | "internalOnly" | "preferExternal"] >
<compatible-screens />
<instrumentation />
<permission />
<permission-group />
<permission-tree />
<supports-gl-texture />
<supports-screens />
<uses-configuration />
<uses-feature />
<uses-permission />
<uses-permission-sdk-23 />
<uses-sdk />
<application>
android:allowTaskReparenting=["true" | "false"]
android:allowBackup=["true" | "false"]
android:backupAgent="string"
android:backupInForeground=["true" | "false"]
android:banner="drawable resource"
android:debuggable=["true" | "false"]
android:description="string resource"
android:directBootAware=["true" | "false"]
android:enabled=["true" | "false"]
android:extractNativeLibs=["true" | "false"]
android:fullBackupContent="string"
android:fullBackupOnly=["true" | "false"]
android:hasCode=["true" | "false"]
android:hardwareAccelerated=["true" | "false"]
android:icon="drawable resource"
android:isGame=["true" | "false"]
android:killAfterRestore=["true" | "false"]
android:largeHeap=["true" | "false"]
android:label="string resource"
android:logo="drawable resource"
android:manageSpaceActivity="string"
android:name="string"
android:networkSecurityConfig="xml resource"
android:permission="string"
android:persistent=["true" | "false"]
android:process="string"
android:restoreAnyVersion=["true" | "false"]
android:requiredAccountType="string"
android:resizeableActivity=["true" | "false"]
android:restrictedAccountType="string"
android:supportsRtl=["true" | "false"]
android:taskAffinity="string"
android:testOnly=["true" | "false"]
android:theme="resource or theme"
android:uiOptions=["none" | "splitActionBarWhenNarrow"]
android:usesCleartextTraffic=["true" | "false"]
android:vmSafeMode=["true" | "false"] >
<activity
android:allowEmbedded=["true" | "false"]
android:allowTaskReparenting=["true" | "false"]
android:alwaysRetainTaskState=["true" | "false"]
android:autoRemoveFromRecents=["true" | "false"]
android:banner="drawable resource"
android:clearTaskOnLaunch=["true" | "false"]
android:configChanges=["mcc", "mnc", "locale",
"touchscreen", "keyboard", "keyboardHidden",
"navigation", "screenLayout", "fontScale",
"uiMode", "orientation", "screenSize",
"smallestScreenSize"]
android:directBootAware=["true" | "false"]
android:documentLaunchMode=["intoExisting" | "always" |
"none" | "never"]
android:enabled=["true" | "false"]
android:excludeFromRecents=["true" | "false"]
android:exported=["true" | "false"]
android:finishOnTaskLaunch=["true" | "false"]
android:hardwareAccelerated=["true" | "false"]
android:icon="drawable resource"
android:label="string resource"
android:launchMode=["standard" | "singleTop" |
"singleTask" | "singleInstance"]
android:maxRecents="integer"
android:multiprocess=["true" | "false"]
android:name="string"
android:noHistory=["true" | "false"]
android:parentActivityName="string"
android:persistableMode=["persistRootOnly" |
"persistAcrossReboots" | "persistNever"]
android:permission="string"
android:process="string"
android:relinquishTaskIdentity=["true" | "false"]
android:resizeableActivity=["true" | "false"]
android:screenOrientation=["unspecified" | "behind" |
"landscape" | "portrait" |
"reverseLandscape" | "reversePortrait" |
"sensorLandscape" | "sensorPortrait" |
"userLandscape" | "userPortrait" |
"sensor" | "fullSensor" | "nosensor" |
"user" | "fullUser" | "locked"]
android:showForAllUsers=["true" | "false"]
android:stateNotNeeded=["true" | "false"]
android:supportsPictureInPicture=["true" | "false"]
android:taskAffinity="string"
android:theme="resource or theme"
android:uiOptions=["none" | "splitActionBarWhenNarrow"]
android:windowSoftInputMode=["stateUnspecified",
"stateUnchanged", "stateHidden",
"stateAlwaysHidden", "stateVisible",
"stateAlwaysVisible", "adjustUnspecified",
"adjustResize", "adjustPan"] >
<intent-filter>
android:icon="drawable resource"
android:label="string resource"
android:priority="integer" >
<action android:name="string" />
<category android:name="string"/>
<data
android:scheme="string"
android:host="string"
android:port="string"
android:path="string"
android:pathPattern="string"
android:pathPrefix="string"
android:mimeType="string" />
</intent-filter>
<meta-data
android:name="string"
android:resource="resource specification"
android:value="string" />
</activity>
<activity-alias>
<intent-filter> . . . </intent-filter>
<meta-data />
</activity-alias>
<service>
<intent-filter> . . . </intent-filter>
<meta-data/>
</service>
<receiver>
<intent-filter> . . . </intent-filter>
<meta-data />
</receiver>
<provider>
<grant-uri-permission />
<meta-data />
<path-permission />
</provider>
<uses-library />
</application>
</manifest>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="com.example.gcarabel.modifymanifest"
android:sharedUserId="string"
android:sharedUserLabel="string resource"
android:versionCode="1"
android:versionName="1.16"
android:installLocation=["auto" | "internalOnly" | "preferExternal"] >
android:sharedUserId="string"
android:sharedUserLabel="string resource"
android:installLocation=["auto" | "internalOnly" | "preferExternal"]