Android Question Share pdf or else

#Region  Project Attributes
    #ApplicationLabel: B4A Example
    #VersionCode: 1
    #VersionName:
    'SupportedOrientations possible values: unspecified, landscape or portrait.
    #SupportedOrientations: unspecified
    #CanInstallToExternalStorage: False
#End Region

#Region  Activity Attributes
    #FullScreen: False
    #IncludeTitle: True
#End Region

Sub Process_Globals
    'These global variables will be declared once when the application starts.
    'These variables can be accessed from all modules.

End Sub

Sub Globals
    'These global variables will be redeclared each time the activity is created.
    'These variables can only be accessed from this module.

End Sub

Sub Activity_Create(FirstTime As Boolean)
    'Do not forget to load the layout file created with the visual designer. For example:
    Activity.LoadLayout("MainKey")

End Sub

Sub Activity_Resume

End Sub

Sub Activity_Pause (UserClosed As Boolean)

End Sub



'713-042124-001
Sub OpenPdf_Click
    Dim i As Intent 'Requires a reference to the Phone library
    Msgbox("file:/" &  File.DirDefaultExternal & "/Hokm.pdf","")
    File.Copy(File.DirAssets,"Hokm.pdf",File.DirDefaultExternal,"Hokm.pdf")
    Msgbox(File.Exists(File.DirDefaultExternal,"Hokm.pdf"),"Hokm.pdf")
    i.Initialize(i.ACTION_VIEW, "file://" &  File.DirDefaultExternal & "/Hokm.pdf")
    i.SetType("application/pdf")
    'i.SetComponent("android/com.android.internal.app.ResolverActivity")
    i.WrapAsIntentChooser("Choose PDF Viewer")
    Try
        StartActivity(i)
    Catch
        ToastMessageShow("oh!! Nooooo",False)
    End Try
   
End Sub


and this is my manifest

[CODE=b4x]'This code will be applied to the manifest file during compilation.
'You do not need to modify it in most cases.
'See this link for for more information: https://www.b4x.com/forum/showthread.php?p=78136
AddManifestText(
<uses-sdk android:minSdkVersion="14" android:targetSdkVersion="29"/>
<supports-screens android:largeScreens="true"
    android:normalScreens="true"
    android:smallScreens="true"
    android:anyDensity="true"/>)
SetApplicationAttribute(android:icon, "@drawable/icon")
SetApplicationAttribute(android:label, "$LABEL$")
CreateResourceFromFile(Macro, Themes.DarkTheme)

AddPermission(android.PERMISSION_WRITE_EXTERNAL_STORAGE)
AddPermission(android.PERMISSION_READ_EXTERNAL_STORAGE)


'End of default text.