The Fire Stick bits nobody explains: the hidden switch, Downloader, and running out of room

Amazon hid the switch on purpose

On older sticks a plain toggle called Apps from Unknown Sources sat roughly where you would expect it. Newer Fire OS builds took it out of that menu. Amazon sells the hardware cheaply and earns it back on what you watch through its own shop, so a menu leading away from that shop is not one it wants signposted.

It has not been removed. Go to Settings, then My Fire TV, then About. Highlight the line showing your device name and press the select button seven times in a row. A little counter appears, and when you go back one screen, Developer options is sitting there. Nothing has been unlocked, jailbroken or rooted. You have made a menu visible.

One thing has genuinely changed. The permission is now granted per app rather than once for the whole stick, so you switch it on for Downloader by name. Install something else later that needs to install things of its own and you grant it again, separately.

What Downloader is actually doing

A Fire Stick arrives with no web browser and no file manager. There is no obvious route to fetch a file, look at it and open it. The orange Downloader app fills that gap, and what it does is dull in the best way: it visits an address, saves what it finds, and hands the result to the installer.

The box at the top takes a full web address or a short numeric code. The code is nothing clever: a shortcut standing in for a longer address, because typing a URL with a five button remote is miserable.

Downloader alters nothing on your stick by itself. So if the file it fetches refuses to install, the fault is the file or the permission above, and reinstalling Downloader wastes ten minutes.

The room you do not have

The cheaper sticks ship with 8 GB of storage. Fire OS, the pre-installed apps and the recovery partition claim a large share before you add anything, so what you can actually use is nearer half the number on the box. Pricier models double it. None are generous.

A player app is small. What is not small is everything it pulls down once you sign in. A line-up of three thousand channels brings artwork, category lists and several days of programme guide for each of them, and all of it is cached on the stick so your menus open without a pause.

Then there are leftovers. Every file you fetch through Downloader stays in its folder until you delete it, and Amazon quietly updates its own apps in the background whether or not you have ever opened them.

What running out actually looks like

It seldom announces itself as a storage problem, which is why people blame the subscription. The app drops back to the home screen for no reason. The guide is empty this evening and was fine last night. An update fails without saying so. A channel plays perfectly well but the list takes half a minute to draw itself.

Look before you assume: Settings, then My Fire TV, then About, then Storage. If free space has fallen under a gigabyte, sort that out first and see what problems are still standing afterwards.

Clearing space without undoing your setup

Clear cache, never data. Cache is the temporary copy an app can rebuild on its own. Data holds your login. Clear that on your player and you are typing a server address, a username and a password back in with a remote control. Under Settings, Applications, Manage Installed Applications, those two buttons sit side by side, and one of them costs you an evening.

Open Downloader and empty its downloads folder. Uninstall anything you have never once opened. If you are carrying four different players because a forum recommended each in turn, keep the one that works and remove the rest, guide cache and all.

If your subscription is not with us

Almost everything above is about the stick rather than about who you buy from, so it holds either way. What differs between providers is the player they publish and the address you feed to Downloader. Our code with somebody else’s details will not work, and theirs with ours will not either. Take the download step from whoever sold you the subscription. Customers of Trex, a subscription service with a similar three thousand channel line-up and plans running from a single month up to two years, will find their own player and download instructions at Trex IPTV Official.

That is not a comment on which service is better. The download step is simply the one part of a Fire Stick setup that belongs to your provider rather than to Amazon, and following the wrong instructions is a common way to lose a Saturday.

Worth ten minutes once in a while

Sticks slow down gradually, in a way that feels exactly like a service getting worse. A few minutes on the storage screen every so often undoes most of it. When you have finished, restart properly by pulling the power out for ten seconds rather than choosing sleep, because sleep is not the same thing as off and never has been.

If you have done all that and the app still misbehaves, message us with your free space before and after. That one number rules out a whole branch of the possibilities and lets us start somewhere more useful.