anotherim/src/conversations/AndroidManifest.xml

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    package="eu.siacs.conversations">

    <application tools:ignore="GoogleAppIndexingWarning">
        <activity
            android:name=".ui.ManageAccountActivity"
            android:label="@string/title_activity_manage_accounts"
            android:launchMode="singleTask" />
        <activity
            android:name=".ui.WelcomeActivity"
            android:label="@string/app_name"
            android:launchMode="singleTask" />
        <activity
            android:name=".ui.PickServerActivity"
            android:label="@string/create_new_account"
            android:launchMode="singleTask" />
        <activity
            android:name=".ui.MagicCreateActivity"
            android:label="@string/create_new_account"
            android:launchMode="singleTask" />
        <activity
            android:name=".ui.EasyOnboardingInviteActivity"
            android:label="@string/invite_to_app"
            android:launchMode="singleTask" />
        <activity
            android:name=".ui.ImportBackupActivity"
            android:label="@string/restore_backup"
            android:launchMode="singleTask">
            <intent-filter>
                <action android:name="android.intent.action.VIEW" />
                <category android:name="android.intent.category.DEFAULT" />

                <data android:mimeType="application/vnd.conversations.backup" />
                <data android:scheme="content" />
            </intent-filter>
            <intent-filter>
                <action android:name="android.intent.action.VIEW" />
                <category android:name="android.intent.category.DEFAULT" />

                <data android:mimeType="application/vnd.conversations.backup" />
                <data android:scheme="file" />
            </intent-filter>
            <intent-filter>
                <action android:name="android.intent.action.VIEW" />

                <category android:name="android.intent.category.DEFAULT" />
                <category android:name="android.intent.category.BROWSABLE" />

                <data android:scheme="content" />
                <data android:host="*" />
                <data android:mimeType="*/*" />
                <data android:pathPattern=".*\\.ceb" />
                <data android:pathPattern=".*\\..*\\.ceb" />
                <data android:pathPattern=".*\\..*\\..*\\.ceb" />
                <data android:pathPattern=".*\\..*\\..*\\..*\\.ceb" />
                <data android:pathPattern=".*\\..*\\..*\\..*\\..*\\.ceb" />
                <data android:pathPattern=".*\\..*\\..*\\..*\\..*\\..*\\.ceb" />
                <data android:pathPattern=".*\\..*\\..*\\..*\\..*\\..*\\..*\\.ceb" />
            </intent-filter>
            <intent-filter>
                <action android:name="android.intent.action.VIEW" />

                <category android:name="android.intent.category.DEFAULT" />
                <category android:name="android.intent.category.BROWSABLE" />

                <data android:scheme="file" />
                <data android:host="*" />
                <data android:mimeType="*/*" />
                <data android:pathPattern=".*\\.ceb" />
                <data android:pathPattern=".*\\..*\\.ceb" />
                <data android:pathPattern=".*\\..*\\..*\\.ceb" />
                <data android:pathPattern=".*\\..*\\..*\\..*\\.ceb" />
                <data android:pathPattern=".*\\..*\\..*\\..*\\..*\\.ceb" />
                <data android:pathPattern=".*\\..*\\..*\\..*\\..*\\..*\\.ceb" />
                <data android:pathPattern=".*\\..*\\..*\\..*\\..*\\..*\\..*\\.ceb" />
            </intent-filter>
        </activity>
    </application>
</manifest>