Why doesn't my tablet LG G pad show complete action using window when I want to open a pdf file?

[AC Question]

my tablet LG G pad, it doesn't show "complete action using" window when I want to open a pdf file?

i chose "always" and now all my pdf file open with adobe reader

 

[B. Diddy]

Re: my tablet LG G pad, it doesn't show "complete action using" window when I want to open a pdf fil

Welcome to Android Central! You answered your own question--the reason why it doesn't ask you is because you already chose "Always" when you picked Adobe Reader to open PDF files. If you no longer want it to be the default, go to Settings>Apps, select Adobe Reader, and tap Clear Defaults.