[Solved] How to Fix Netflix Error Codes UI3012 and UI3010

This article outlines all the resolution steps to fix Netflix known error codes such as UI3012 and UI3010. Follow be general troubleshooting steps to resolve the error and enjoy your streaming.

Table of contents

General
Verify Netflix Server Online
Clear Browser Cache and Cookie Files
Power Cycle for All Devices
Remove VPN and proxies

General

Verify Netflix Server Online

Go to Netflix Service Status to check whether Netflix is down now.

Clear Browser Cache and Cookies

Clear cache and cookies in Google Chrome:
Step 1: At the top right, click More (the icon with 3 dots in vertical).
Step 2: Click More tools > Clear browsing data.
Step 3: At the top, choose a time range or select All time to delete everything.
Step 4: Check the box for Cookies and other site data and Cached images and files.
Step 5: Click Clear data.
Reference: Google Support > Clear cache & cookies

Clear cache in Mozilla Firefox
Step 1: In the upper right corner of the browser, click the Menu button.
Step 2: Click Preferences.
Step 3: Select Privacy & Security from the menu on the left.
Step 4: Scroll down click Clear data in the Cookies and Site Data section.
Step 5: In the Time Range to Clear dropdown menu, select Everything.
Step 6: Under History, uncheck everything except Cache.
Step 7: Click OK.
Reference: Mozilla Support > How to clear the Firefox cache

Delete Cached Files and Cookies in Internet Explorer (version 9 or later)
Step 1: Click Settings Internet Explorer Settings Icon.
Step 2: Click Internet Options.
Step 3: Under Browsing History, click Delete.
Step 4: Uncheck everything except Temporary Internet files and website files.
Step 5: Click Delete.
Reference: Pearson > Internet Explorer: Delete Cached Files and Cookies

Clear browsing data in Microsoft Edge
Step 1: In the upper right corner of the browser, click Settings and more > Settings > Privacy and services.
Step 2: Hover over History, then from the menu on the left, click Clear browsing data.
Step 3: In the Time Range drop-down menu, select All time.
Step 4: Uncheck everything except Cached images and files and Cookies and other site data.
Step 5: Click Clear now.
Reference: Microsoft Support > View and delete browser history in Microsoft Edge

Clear cookies, cache, history and everything in Opera
Step 1: Press Ctrl + H to open the history page.
Step 2: Click Clear browsing data in the top-right corner.
Step 3: Select what you want to delete and the time range, like recent history or all time.
Step 4: Click Clear data.
Reference: Opera > How to clear cookies, cache, history – everything

Power Cycle for All Devices

Step 1: Switch OFF all the 3 devices: modem, router, and computer.
Step 2: Switch ON the modem and wait till all lights are stable on the modem.
Step 3: Switch ON the router and wait till all lights are stable on the router.
Step 4: Switch ON the computer.

Remove VPN and proxies

Step 1: Click on Start and go to Settings > Network & Internet > Proxy.
Step 2: Under Manual proxy setup, turn OFF the switch for Use a proxy server.