How to fix :hulu error code 21 ?

Instructions for Fixing Errors: Hulu Error Code 21


Hulu is a popular streaming service that offers a wide range of TV shows, movies, and other content. However, like any other technology, it is not immune to errors. One of the most common errors that Hulu users encounter is error code 21. This error can be frustrating, but fortunately, there are several ways to fix it. In this article, we will provide you with step-by-step instructions on how to fix Hulu error code 21.

What is Hulu Error Code 21?

Hulu error code 21 is an error that occurs when there is a problem with the content you are trying to stream. This error can occur on any device that supports Hulu, including smart TVs, streaming devices, and gaming consoles. The error message usually reads, “We’re having trouble playing this. It may help if you turn your device off for a minute and try again. Hulu Error Code: 21.”

Causes of Hulu Error Code 21

There are several reasons why you might encounter Hulu error code 21. Some of the most common causes include:

  • Slow or unstable internet connection
  • Outdated Hulu app
  • Corrupted cache or data
  • Device compatibility issues
  • Server issues on Hulu’s end

How to Fix Hulu Error Code 21

Now that you know what causes Hulu error code 21, let’s take a look at how to fix it. Here are some step-by-step instructions:

Step 1: Check Your Internet Connection

The first thing you should do when you encounter Hulu error code 21 is to check your internet connection. Slow or unstable internet can cause streaming issues, including error code 21. Here’s what you can do:

  • Restart your router and modem
  • Move your device closer to your router
  • Disconnect other devices that are using the same network
  • Switch to a wired connection if possible
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Step 2: Update Your Hulu App

If your Hulu app is outdated, it can cause errors like error code 21. Here’s how to update your Hulu app:

  • Go to your device’s app store
  • Search for Hulu
  • If an update is available, click on the update button
  • Wait for the update to complete

Step 3: Clear Cache and Data

Clearing your Hulu app’s cache and data can also help fix error code 21. Here’s how to do it:

  • Go to your device’s settings
  • Click on Apps or Application Manager
  • Find Hulu and click on it
  • Click on Clear Cache and Clear Data
  • Restart your device and try streaming again

Step 4: Check Device Compatibility

If your device is not compatible with Hulu, you might encounter error code 21. Here’s how to check device compatibility:

  • Go to Hulu’s website and check the list of supported devices
  • If your device is not on the list, it might not be compatible with Hulu
  • You can try using a different device or upgrading to a compatible one

Step 5: Wait for Hulu to Fix Server Issues

If none of the above steps work, the issue might be on Hulu’s end. In this case, you can wait for Hulu to fix the server issues. You can check Hulu’s Twitter account or website for updates on server issues.


Hulu error code 21 can be frustrating, but it is not a permanent issue. By following the steps outlined in this article, you can fix the error and continue streaming your favorite content on Hulu. Remember to check your internet connection, update your Hulu app, clear cache and data, check device compatibility, and wait for Hulu to fix server issues. With these steps, you can enjoy uninterrupted streaming on Hulu.

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