1. Go to Settings/Security On your Android device and check Unknown sources
2. Open your confirmation email in an Android email app of choice. Tap on the link.
3. This page should open in your browser.
Jan 10, 2020 To unlock these features, you would need to purchase and install the PrinterShare Premium Key app, a stand-alone tiny application that simply needs to be installed on the device to unlock the Premium Features of the free app. We highly recommend printing the test page to ensure compatibility with your printer prior to purchasing the Premium Key.
4. You will see that in your notification area appeared a downward pointing arrow.
![Printershare premium key apk free Printershare premium key apk free](/uploads/1/2/6/3/126360896/687578307.jpg)
Tap your notification area or pull on it.
5. Tap on PrinterShare Premium Key 3.x.apk in your notification area
6. Tap install in the next screen.
7. Try printing any item, while being connected to the Internet.
After Premium Key validation, PrinterShare should indicate in its main menu header that Premium Key is recognized as valid.