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How To Install & Activate Plex on Roku [100% Working Guide]


Plex is a media server application that enables you to create a content library of your own within any region. It is a one-stop store where you can find a variety of content such as movies, music, TV shows, and much more. It offers premium as well as free content. Amazingly, the Plex on Roku app is natively available on the Roku Channel Store. You can easily install it from there and stream the free content along with ads.

However, if you want to avoid any sort of interruption in your streaming experience you can buy the subscription plan of Plex. You can get the basic plan of Plex for $4.99 as a monthly payment. This app is compatible with different devices such as Amazon FireStick and Roku Streaming devices. This article is curated to mention the process of installing the Plex Roku Sign-in app on Roku TV. Also, I will tell you how you can screen mirror this app from various digital devices.

Let’s hop into it!

How To Install Plex on Roku TV 

  • Switch on your Roku TV and tap on the home key on your remote.
  • It will navigate you to the Home screen of your Roku TV.
  • From the left side panel, click on the Streaming Channels option.
  • Scroll to the Search Channels option and type Plex in the Search bar.
plex on roku keeps buffering
  • Select the desired app from the search results.
  • It will direct you to the description page. From there hit on the Add Channel option.
  • Next, click on the OK button.
  • Now, launch the app by tapping on the Go to Channel option.

Read: Roku Secret Menu

How To Activate Plex on Roku TV 

  • Open the Plex app by tapping on the specific app from the channel list of Roku.
  • Login to your account and it will generate an activation code displayed on your Roku TV’s screen.
  • Using your Smartphone or PC, browse the official activation website of Plex (
  • Create a new account if you don’t have an active account or log in to your existing account.
  • Once you log in successfully, type the activation code carefully and click on the Link button.
  • Lastly, open the Plex app on Roku TV to enjoy the content on the big screen.

How To Screen Mirror Plex on Roku TV Through Android and iOS Devices 

If you don’t want to download the app on your Roku TV, you can stream it via screen casting. If you are using your Smartphone enable the screen mirroring feature on your Roku TV. However, if you are using an iPad or iPhone to do the same, enable the Airplay feature on your Roku TV. After doing this follow the below-mentioned steps in chronological order.

  • Connect your Roku TV and Android or iOS device to a strong and same internet network.
  • In the case of iOS devices hop to the App Store while for Smartphones open the Play Store to download the Plex app.
  • Open the app and Sign in by providing your account credentials.
  • Choose the program you want to stream on your Roku TV.
  • Pull down the notification panel and tap on the Cast icon for Android devices. On the other hand, move to the Control Center and hit the Screen Mirroring icon in case of iOS devices.
  • From the displayed list of devices, pick your specific Roku device.
  • Straight after that, the selected program will be shared with your Roku TV.

Plex App Not Working Properly:(How To Fix it)

After serving through the community forum I got to know about various problems you might face to stream Plex on Roku TV. Therefore, I have suggested some reliable solutions to fix all the potential issues.

  • Connect your Roku TV with an internet connection having strong signal strength.
  • Shut down the Plex app on Roku and turn it on again after some time.
  • Delete all the cache or junk files for smooth operation of your device.
  • To resolve the buffering and sluggish performance of your Roku TV, Restart it.
  • Sign out of your account and wait for a few minutes. Then, log in again to your account. If required relaunch the app to fix the problem.
  • To avoid any sort of compatibility issues, make sure that your Roku TV is updated to the latest version.
  • In order to remove the cache files of the Plex Roku app, delete the particular app from the Roku device. After giving it a rest of 30 seconds, reinstall the app and retest.
  • If none of the suggested solutions work for you, contact the customer service of Roku.


Q: If streaming Plex requires breaking out the Roku TV.

A: No, this is because the Plex app was originally available on the Roku Channel Store. In this way, you can easily install this app on your Roku device by following the procedure mentioned in this article.

Q: What is the reason behind my Roku TV being sluggish and flickering so frequently?

A: There are several reasons why your Roku TV can have issues in operation. Some of these are mentioned below.

  • Outdated software on your Roku device
  • Unstable internet connection 
  • Cache or junk files piled up on your device over time.

Q: If Plex app can be streamed for free on Roku TV?

A: Yes, this app is free to download and stream on Roku TV. However, the free version of the Plex app includes commercial ads to generate revenue.

Q: What should I do if the captions or subtitles are not displayed properly?

A: The best solution to this problem is to update your Roku TV to fix this specific problem.


In the end, I will say that this article covers an app that is wholesome and a complete package. I have mentioned all the information to install it or stream it via digital devices. If ads are not a big deal for you, enjoy streaming the Plex content for free. However, if you want to eradicate these ads, you have to subscribe to any of its subscription plans as per your budget. If you find any query while streaming or installing the specific app, you can contact us without any hesitation. Keep on visiting for more updates! 

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