Amazon traced the missing sideloading toggle to a Settings bug and is pushing a component update automatically.
XDA Developers on MSN
Amazon says a fix is coming for a Fire TV bug that suddenly broke sideloading
The tech giant claims it didn't break sideloading intentionally.
Amazon confirms a Fire TV Settings bug caused Downloader and other apps to disappear from the sideloading permission list.
Fire TV sideloading returns in an automatic Amazon update after a bug blocked Android app installs on some existing devices.
Fire TV hardware will be able to sideload apps again with an upcoming Android software update for Amazon’s streaming ...
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