How to open pdf file

Hii i need help that how i can show pdf file from storage … actually before project i am using deephost pdf extension bt now i am getting error some time extension working perfectly but sometimes it not working after selecting external pdf app it returning same screen so is any other methods to open pdf file in app or external pdf app. Or is any other good extension is available for pdf file handling???

If you want you can use activity starter to show pdf in other app such as drive

Can u please show me how to do this

use this method

No i am getting error after using activity starter too

1 activity starter


By using deephost pdf


I don’t know where is the problem