This process will download the Kodi Nexus 20.2 version.Select “ Tools” and then click on “ Download Manager” from the left-side menu.Go to FireStick “ Main Menu“, click on “ Search box” and type “ ES File Explorer“.Next, enable the “ Apps from unknown sources” option.
To enable this option, go to “ Settings“, select system, and then “ Developer Options“.
Before trying to update Kodi on Fire TV Stick, ensure you have enabled the “ apps from unknown sources or other sources” option from Firestick settings.