How to Fix Netflix Streaming Error Code UI3010, UI3003 or UI3012

When you try to stream on Netflix using a browser on your Windows 10 PC or Mac computer, you may encounter error codes that will block you from binge-watching your favorite TV series and movies. Netflix errors indicate that something is wrong with your connection, your device, or Netflix itself. Some of the most common Netflix connectivity and playback issues are error codes UI3010, UI3003 or UI3012.

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Netflix Error Code UI3010

If the Netflix error code UI3010 appears on your screen, it means that there is an issue with your Internet network connectivity. Sometimes, this problem is also caused by caching issues on your browser or streaming device. As Netflix would put it, there are some information in your browser that you need to refresh.

Netflix Error Code UI3003

Similar to Netflix error UI3010, Netflix error code UI3003 also points out browser information that needs to be refreshed or cookies and cache issue.

Netflix Error Code UI3012

The Netflix error code UI3012 will show the message error, “Whoops, something went wrong. Unexpected Error. There was an unexpected error. Please reload the page and try again.” This particular error is caused by WiFi Internet connectivity issues that prevent Netflix from loading content to your device from its servers.

How to Troubleshoot & Fix Netflix Error UI3010, UI3003, or UI3012

While it may seem frustrating to see errors when you try to watch your favorite TV series episodes and films on Netflix, there are ways to troubleshoot the issue and fix them. Check out the solutions below, they might help you fix the UI3010, UI3003, or UI301 browser or Internet connectivity issue.

Power Cycle Your Device

Power Cycle Your Router and Streaming Device
Credit: gpointstudio/Freepik
  • First, turn off your device where you stream Netflix.
  • Unplug both the modem and router.
  • Wait for at least 1 minute before you plug them both back in.
  • Reconnect to the Internet and turn on your device.
  • Relaunch Netflix.

Improve Your Internet Connection

Credit: Freepik

One way to improve your connection is to move your router to where the signal is stronger. You may also elevate it by placing it on a table or in an open space.

Another way is to bypass the router and connect your device directly to the modem. You can plug the Ethernet cable from your device into your modem.

If you are using a public WiFi connection, see to it allows streaming on Netflix. You may also want to switch from public connection and mobile data to your WiFi.

Use the Default Setting of Your Internet Connection


If you happened to customized the network settings on your device, you could reset it to its default values. You may also want to disable the VPN connection or proxy service if you have one.

Clear Netflix Cookies

On your browser, enter the following on the address bar: It will clear the Netflix cookies and sign you out of your account. Now, sign back into Netflix and retry streaming.

SEE ALSO: How to Get Hulu Student Discount for College Students

Do you have other solutions that may help fix Netflix error code UI3010, UI3003 or UI3012? Some users may find it helpful so please write them down in the comments below.

Read More About:
Eddie Mendoza
Eddie Mendoza
With a Bachelor’s degree in IT, Eddie has a natural knack for troubleshooting gadget issues. With more than 10 years of blogging experience under his belt, writing and publishing articles for streaming and related services is one of his main act. When not on his computer, you can find him tinkering his guitars.



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