Solved: How do I fix Netflix M7121-3078 error?

Problem Symptom

Netflix shows the error code M7121-3078 when starting to play a video, this error related to an outdated browser no longer supported.

If you get the error code M7121-3078 on your computer, usually with this message:

The detailed error message is as below:

Pardon the interruption
Looks like this version of your browser is no longer supported. Please install the latest version to continue watching.

Follow the below solution steps to resolve the Netflix M7121-3078 error issue.

Content Summary

Potential Causes
Solution: Update and relaunch Google Chrome
Solution: Update CloudReady
Reference

Potential Causes

It means that the version of Google Chrome you’re using on your computer is no longer supported.

Solution: Update and relaunch Google Chrome

Update and relaunch Google Chrome on Mac OSX 10.11 (El Capitan) or higher:

Step 1: Open the Google Chrome browser.

Step 2: Select Menu located in the upper right corner of the browser.

Step 3: Select the Help option.

Step 4: Select the About Google Chrome option.

Step 5: Google Chrome will show the current version and automatically install any updates.

Step 6: click on the Relaunch button.

Note: If your computer is on Mac OSX 10.10 (Yosemite) or earlier, your computer can’t update to the latest browser versions needed to play Netflix. You’ll need to use a different device in order to keep watching Netflix. Visit devices.netflix.com to see a list of supported devices.

Update and relaunch Google Chrome on Windows 7, Windows 8, Windows 10, or Windows 11:

Step 1: Open the Google Chrome browser.

Step 2: Select Menu located in the upper right corner of the browser.

Step 3: Select the Help option.

Step 4: Select the About Google Chrome option.

Step 5: Google Chrome will show the current version and automatically install any updates.

Step 6: Click on the Relaunch button.

Note: If your computer is on Windows Vista or Windows XP, your computer can’t update to the latest browser versions needed to play Netflix. You’ll need to use a different device in order to keep watching Netflix. Visit devices.netflix.com to see a list of supported devices.

Solution: Update CloudReady

CloudReady released an update to fix Netflix M7121-3078 error. Perform the below steps manually to resolve Netflix M7121-3078 error happen on CloudReady:

Step 1: Click on the Clock menu > Settings.

Step 2: Click on the About CloudReady option on the left sidebar.

Step 3: Click on the Check for updates button.

Reference

• Netflix Help Center > Netflix Error M7121-3078