Step #1: From your device’s home screen, hover over the "Search" option and then click the search box.

Step #2: Search for “Downloader” and select the app when it appears in the results.

Step #3: Locate and choose the Downloader app from the search results to begin the installation process.

Install Downloader on Click on “Get” or “Download” to begin installing the Downloader app onto your device.

Step #5: Wait for the Downloader app to fully install on your device—this may take a few moments depending on your internet connection.

Step #6: You will see a notification in the bottom right-hand corner once installation has finished.

Step #7: Go back to your device’s Settings menu, scroll down, and click on “My Fire TV.

Step #8: From the My Fire TV menu, scroll down and select “About” to view device information and access developer options.

Step #9: Hover over Fire TV Stick (or other name) and click the select button 7 times until you see “You are now a developer” message.

Step #10: Return to the My Fire TV tab and Developer options is now listed. Choose Install unknown apps.

Step #11: You’ll see that the Downloader app is turned off—select it to switch it on and enable access.

Step #12: Unknown Sources has now been enabled for the Downloader app which we will use to install TiviMate.