Installing third-party apps on an Amazon Fire TV Stick 4k can be done by enabling the option to install apps from unknown sources. However, it’s important to note that installing third-party apps can put your device and personal information at risk and it also may void the warranty of the device. Here are the steps to install third-party apps on your Amazon Fire TV Stick 4k.
![search option](https://i0.wp.com/firetvstickusa.com/wp-content/uploads/2022/03/2-10.png?resize=958%2C537&ssl=1)
1. From the main menu hover over to the settings tab and press select
![firestick main screen](https://i0.wp.com/firetvstickusa.com/wp-content/uploads/2022/03/firestick-main-screen-settings.jpg?resize=768%2C432&ssl=1)
2. Now click on the My Fire TV on the bottom left
![my fire tv tab](https://i0.wp.com/firetvstickusa.com/wp-content/uploads/2022/03/my-firetv-tab.jpg?resize=768%2C432&ssl=1)
3. Click on Developer Options
![developer options on the firestick](https://i0.wp.com/firetvstickusa.com/wp-content/uploads/2022/03/developr-options-on-firestick.jpg?resize=768%2C432&ssl=1)
4. Click on Apps From Unknown Sources
![apps from unknown sources](https://i0.wp.com/firetvstickusa.com/wp-content/uploads/2022/03/apps-from-unknown-sources.jpg?resize=768%2C432&ssl=1)
5. Now choose Turn On
![apps from unknown sources page on firestick](https://i0.wp.com/firetvstickusa.com/wp-content/uploads/2022/03/apps-from-unknown-sources-2.jpg?resize=767%2C432&ssl=1)
Now visit my Downloads page and click on the apps that you would like to install