How To Fix Netflix Error Code M7121-1331-P7 Issue

Netflix is a popular streaming service that provides its customers with access to a huge library of movies and TV shows. This service can be accessed from almost any computing device with a dedicated app available for the Android and iOS platform. On computers, this can be accessed from the browser. Although this is a stable platform there are instances when certain issues can occur when trying to access Netflix. In this latest installment of our troubleshooting series we will tackle the Netflix error code M7121-1331-P7 issue.

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How To Fix Netflix Error Code M7121-1331-P7 Issue

Before performing any of the recommended troubleshooting steps listed below it’s best to restart your computer first. This action refreshes the operating system and remove any corrupt temporary data that could be causing the problem.

The error code  M7121-1331-P7 usually occurs when trying to access Netflix from a browser and is caused by a corrupted cached data. Listed below are the troubleshooting steps that you need to do to fix the problem.

Use a browser that supports HTML5

It’s best to use the popular browsers such as Chrome, Firefox, Edge, and Safari when accessing Netflix as these are officially supported and have HTML5 enabled. Less popular browser might not have this feature enabled by default which can lead to this problem. You can check if your browser has HTML5 enabled by visiting this YouTube site https://www.youtube.com/supported_browsers.

Check if the Netflix error code M7121-1331-P7 issue still occurs.

Disable Chrome extensions

If you are using Google Chrome and have several extensions installed and enabled then there’s a chance that this is what’s causing the problem. You will need to disable all extensions then check if this fixes the issue.

  • Open the Google Chrome browser then type the following address in the dialogue box: chrome://extensions
  • Toggle each extension  off.
  • Restart Chrome

Check if the Netflix error code M7121-1331-P7 issue still occurs.

Try updating the Widevine Content Decryption Module

If Widevine is outdated or corrupted then it’s possible that this problem will occur. What you will need  to do is to try updating this component then check if this fixes the problem.

  • Open Google Chrome
  • Type the following address in the address bar and press enter: chrome://components/
  • Go to the end of the page until you find an entry named “Widevine Content Decryption Module”. Click the button “Check for update” present underneath.
  • Refresh your page. If you see the status “Up-to-date” underneath the plugin, it means that the plugin was updated successfully.
  • Restart your computer 

Check if the Netflix error code M7121-1331-P7 issue still occurs.

Clear your browser data

There are instances when corrupt cached data in your browser can cause this problem. If this is what’s causing the problem then you will have to clear your browser data.

Chrome

  • Type “chrome://settings” in the address bar of Google Chrome then press Enter.
  • Navigate to the bottom of the page and click on “Advanced”.
  • Once you are at the advanced menu, navigate down and select Clear browsing data.
  • Make sure that all the checks are enabled in the new popup and the time range is set to All time. Click Clear data to delete all your browser data.
  • Restart Chrome.

Firefox

  • From the History menu, select Clear Recent History.
  • If the menu bar is hidden, press Alt to make it visible.
  • From the Time range to clear: drop-down menu, select the desired range; to clear your entire cache, select Everything.
  • Next to “Details”, click the down arrow to choose which elements of the history to clear; to clear your entire cache, select all items.
  • Click Clear Now.
  • Exit/quit all browser windows and re-open the browser.

Edge

  • In the top right, click the Hub icon (looks like star with three horizontal lines).
  • Click the History icon (looks like a clock), and then select Clear all history.
  • Select Browsing history, then Cookies and saved website data, and then Cached data and files. Click Clear.
  • After the “All Clear!” message appears, exit/quit all browser windows and re-open the browser.

Safari

  • From the Safari menu, select Clear History… or Clear History and Website Data.
  • Select the desired time range, and then click Clear History.
  • Go to Safari > Quit Safari or press Command-Q to exit the browser completely.

Check if the Netflix error code M7121-1331-P7 issue still occurs.

Update/ reinstall the browser

If the problem is caused by an outdated or corrupted browser then you will have to update or reinstall this.

  • Press Windows + R, type “appwiz.cpl” in the dialogue box and press Enter.
  • Once in the application manager, search for the target browser, right-click and select uninstall
  • Restart your computer and navigate to the official website of the browser you uninstalled. Download the latest version to an accessible location and install. 

Check if the Netflix error code M7121-1331-P7 issue still occurs.

Check the Netflix server status

There’s a possibility that the problem is caused by an offline Netflix server. You can check the server status by visiting this website https://help.netflix.com/en/is-netflix-down. If it is down then you will just have to wait until it goes back online.