Need help with the Insignia TV remote app

My physical Insignia TV remote stopped working, so I tried using an Insignia TV remote app on my phone. The app connects sometimes, but the TV does not always respond, and I cannot reliably control the volume or inputs. I need help figuring out which app works best and how to fix the connection.

If you need an app for an Insignia TV remote, the first thing I’d check is which system your TV uses. Most Insignia sets I’ve seen run either Fire TV or Roku TV, so there isn’t one official Insignia app that covers every model.

If your Insignia uses Fire TV

I’d go with the Amazon Fire TV app. It matches the system and usually works without much fuss.

If your Insignia uses Roku TV

Use the Roku mobile app. If your TV is on Roku, this is the direct fit.

If you don’t want to figure out which one it is

This is the route I’d take if I wanted the fast answer.

A lot of people use TVRem – Universal TV Remote:

It works over Wi-Fi and supports a bunch of smart TV systems, including Roku TV, Fire TV, and Google TV / Android TV. So if you’re staring at an Insignia set and you’re not sure what’s under the hood, this saves time.

What I liked in apps like this is the usual stuff is there:

  • directional controls
  • volume
  • keyboard input
  • quick action buttons

That covers the annoying day-to-day cases, like when the physical remote vanished into the couch or died at the worst time.

Short version

If you know your TV runs Fire TV, use the Fire TV app. If it runs Roku TV, use the Roku app. If you want one app that handles most Insignia TVs without the guesswork, TVRem is the simple pick.

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I’d check the TV itself before blaming the app.

If the phone app connects but volume and inputs fail, the TV is often on the wrong network state. A lot of these sets respond only when both devices stay on the same 2.4 GHz or 5 GHz band, and some routers split them in weird ways. Reboot the TV, reboot the router, then reconnect the app.

Also, volume is the big clue. On many Insignia smart TVs, app volume control fails when audio goes through a soundbar, AVR, or CEC setup. The app talks to the TV, but your sound goes to HDMI ARC, so the command chain breaks. Same for inputs if CEC is flaky.

I slightly disagree with @mikeappsreviewer on one point. The app choice matters less than the TV settings once pairing works. I’d check:

  1. TV and phone on same Wi-Fi
  2. Fast TV Start or network standby turned on
  3. CEC enabled, then toggle it off and on
  4. Remove old paired remotes/apps
  5. Test without soundbar attached

If none of thsoe help, a cheap IR universal remote is often less annoying than fighting phone apps.

I’d check one thing neither @mikeappsreviewer nor @viajantedoceu really leaned on enough: power state. These TVs are weirdly bad at staying discoverable when they’ve been fully cold-booted or after a power blip. If the app only works sometimes, the TV may be dropping its remote service in standby.

A few things I’d try:

  • Unplug the TV for 60 seconds, not just off/on
  • Replace batteries in the real remote anyway, because sometimes a stuck button on the dead remote confuses the TV
  • On the TV, look for any setting like mobile remote, network wake, quick start, or sleep network control
  • If your phone has VPN enabled, turn it off. Same with private relay stuff on iPhone
  • Disable battery saver for the remote app. Phones love killing these apps in the background

I slightly disagree with the “just use a universal app” angle. If the TV is already flaky, adding another app layer can make it feel worse, not better.

Also, for inputs specifically, some TVs simply block input switching from apps in certain screens or while HDMI devices are handshaking. Sounds dumb becuase it is. If you can borrow any cheap physical remote, test that first. If even that struggles, it’s the TV, not the app.

One angle I’d add to what @viajantedoceu, @sognonotturno, and @mikeappsreviewer said: check whether your phone is using Wi-Fi assist, adaptive switching, or mobile data fallback. On some phones, the remote app “looks” connected, but packets quietly hop to cellular and the TV stops responding. Turning that off fixes weird partial control more often than people expect.

I also would not assume volume/input failures mean the same root cause. Volume issues often point to external audio, sure, but input switching can also fail because the TV UI is lagging or stuck in an app overlay. Try closing whatever app is open on the TV first, then test input changes.

If you want to avoid guessing which platform your Insignia uses, TVRem – Universal TV Remote is a reasonable all-in-one option.

Pros

  • one app for multiple TV systems
  • handy if you are unsure whether the set is Fire TV or Roku
  • usually includes keyboard and shortcut controls

Cons

  • some features depend on the TV model
  • if the TV network stack is flaky, no app will fully solve that

My take: if native app control is unstable after basic cleanup, stop chasing software and test with a cheap replacement remote. That gives you a clean answer fast.