Save Webpages as PDF without Apps or Extensions

Third-party software, virtual printers, browsers extensions for saving web pages as PDF are now passé with the feature being integrated in Chrome browser itself.So, the only prerequisite is that Chrome must be installed on your PC.
          To save any open webpage to PDF, open the webpage in chrome and press the key combination (Ctrl +P) or ( Cmd +P for Mac).In the Print Control panel, click on 'Change' in the 'Destination' section and select "Save as PDF".Choose other parameters like no. of pages to print, format, etc. as per you requirement and click on "Save".

Saving Webpage as PDF on Google Drive
 Obviously to set up this feature, you need a Gmail account.In the Print panel, click on 'Change' in the 'Destination' section.Click on "Set up" against Google Cloud Print and follow on-screen instructions which will require you to login with the Gmail ID.

After you are done with the set up, select "Save to Google Drive" to save the web document as PDF to your Google Drive.