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Netflix Error F7121-3078

You might get the error code F7121-3078 with the message:

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

This error means that your version of Firefox is no longer supported and must be updated to work with Netflix.

To fix the problem, follow the steps for your device.

Mac

If your computer has macOS 10.15 (Catalina) or later installed:

Update Firefox

  1. In the upper right corner of the browser, click More more button.

  2. Click Settings, then scroll down to Firefox Updates.

  3. Click Restart to Update Firefox. If you see the message "Firefox is up to date," your browser is already on the latest version.

  4. Try Netflix again.

If you have trouble updating Firefox or get an Update Failed error, follow Mozilla's steps to fix a software update issue.

If your computer has a version earlier than macOS 10.15 installed:

Your computer can't update to the latest browser versions needed to play Netflix.

To use Netflix, you'll need to use a Netflix-supported device.

Windows

If your computer has Windows 8 or later installed:

Update Firefox

  1. In the upper right corner of the browser, click More more button.

  2. Click Settings, then scroll down to Firefox Updates.

  3. Click Restart to Update Firefox. If you see the message "Firefox is up to date," your browser is already on the latest version.

  4. Try Netflix again.

If you have trouble updating Firefox or get an Update Failed error, follow Mozilla's steps to fix a software update issue.

If your computer has Windows Vista, Windows XP, or Windows 7 installed:

Your computer can't update to the latest browser versions needed to play Netflix.

To use Netflix, you'll need to use a Netflix-supported device.

Linux

Update Firefox

  1. In the upper right corner of the browser, click More more button.

  2. Click Settings, then scroll down to Firefox Updates.

  3. Click Restart to Update Firefox. If you see the message "Firefox is up to date," your browser is already on the latest version.

  4. Try Netflix again.

If you have trouble updating Firefox or get an Update Failed error, follow Mozilla's steps to fix a software update issue.
Note:
Due to the many configurations of Linux, we can't guarantee Netflix will work on devices with a Linux OS and may have issues. Netflix Customer Support isn't able to help with troubleshooting devices with a Linux OS.

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