Note:- This document will guide you for solving the landscape printing issue from PDF.
- Go to Start Menu => System Tools => Lubuntu Software Center.
- Type evince in search menu and press enter.
- You can find the Document Viewer so select it and click on Add to the Apps basket.
- Click on Apps Basket tab then click on Install Packages.
- It will ask for your admin password so enter it and click on Authenticate.
- Then go to => Main Menu => Office => Document Viewer.
- Check Landscape print.