Chromecast with Google TV is the upgraded version of the Chromecast device. The most important thing about Chromecast with Google TV is that you can install your favorite apps from the store. Just like Amazon Firestick, you can prefer the built-in store to download the supported apps. To install the apps from unknown sources, you have to rely on the sideloading technique. There are several ways to sideload Apps on Chromecast with Google TV.
- Using Downloader
- Via File Commander
Sideload Apps on Chromecast using Downloader
 Turn on your Chromecast with Google TV device.
 Navigate to the Search menu.
 Type Downloader and hit the search option.
 Select the Downloader app and click on Install.
 Before launching the Downloader, click on the Profile icon at the top right corner.
Note: You can also press and hold the Home button on your remote to view the control center.
 Choose Settings from the control center.
 Navigate to the About option from the menu.
 Click on Android TV OS build option repeatedly until you see the toast message “You are now a developer!“
 Get back to Settings and choose Apps.
 Select Security & Restrictions and choose Unknown sources.
 Below the Install unknown apps section, tap the toggle located next to Downloader.
 Now, launch the Downloader and Allow access to Photos, media, and File on your device.
Note: If you have denied accidentally, then Go to Settings >> Apps >> Downloader >> Permissions >> Storage menu >> Allow.
 Add any apk URL in the URL box and click on Go to download and then install the app.
If you need to browse a site to download the apk file, then you need to install Downloader Browser Plugin inside Downloader. To do that
 Enter the following URL: browser.aftvnews.com in the URL box and click on Go.
 Once Downloaded, Install the Plugin and start Browsing via Downloader.
Sideload Apps on Chromecast with Google TV via File Commander
Before jumping into the steps, you need to download the apk file for the app that you want and then upload it on your Google Drive account using mobile or PC.
 Go to apps and navigate to File Commander or just search using your Voice remote with Google Assistant.
 Click on Install to start the installation.
 Once installed, go to the settings and enable unknown sources for the File Commander app.
 Launch the File Commander on Google TV from Apps.
 Navigate to the Google Drive section, sign in to your account and locate the apk that you uploaded earlier.
 Tap on it and click on Install.
 Once installed, choose Open to launch the installed app on your Google TV.
These are some ways to sideload apk on Chromecast with Google TV. Due to compatibility issues, some of the sideloaded Android apps may not work properly due to some errors. At the same time, it is advisable not to sideload the apps that possess any legal or copyright issues. Hope this article provides all the information that you’re looking for. For queries, make use of the comments section below.