How to Fix Epic Games Error Code SU-PQR1603 or SU-PQE1223 Update Issues
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Fixing Epic Games Error Code SU-PQR1603 or SU-PQE1223 Update Issues

Any avid gamer is surely more than familiar with Epic Games. This global gaming powerhouse is the one behind the popular Fortnite phenomenon that caused a significant shift in the market of free-to-play games. It’s also the same company behind equally famous games such as Gears of War. 

Epic Games is responsible for Unreal Engine as well, the 3D gaming engine that rolled out hundreds of Indie and AAA games on the different major platforms. The brand is also the owner of Epic Games Store, the renowned platform for game distribution that gives Steam stiff competition in terms of dominating the world of PC gaming

Troubleshooting-and-Fixing-Epic-Games-Error-Code-SU-PQR1603-or-SU-PQE1223-on-PC-or-Mac
Epic Games

But even though Epic Games is everywhere you go and look, some gamers still find themselves frustrated because of seeing error code SU-PQR1603 or SU-PQE1223 when performing an update on the Epic Games Launcher app.

Troubleshooting and Fixing Epic Games Error Code SU-PQR1603 or SU-PQE1223 Related to Update Issues on PC or Mac

To save you from the annoyance, here are a few things you can do to fix the upgrade issue on your Epic Games app on Windows 10/11 PC or Mac computer.

When plagued with these problems, you might see this error message pop-up on your screen:

“Self Update Failed – The necessary prerequisites have failed to install. Please contact support. Error Code: SU-PQR1603 or SU-PQE1223”

Epic-Games-Launcher-Self-Update-Failed-The-necessary-prerequisites-have-failed-to-install-Error-Code-SU-PQE1223
Self-Update-Failed-The-necessary-prerequisites-have-failed-to-install-Please-contact-support-Error-Code-SU-PQR1603

Include -SkipBuildPatchPrereq in Target Parameter

The Target Parameter allows you to specify the system where you want to process the command. Adding  -SkipBuildPatchPrereq in the Target Parameter of Epic Games might be able to help get rid of the unwanted error codes. 

Follow the steps below to do it:

  1. Exit Epic Games Launcher. 
  2. Go and right-click on its icon. 
  3. Choose Properties. 
  4. Proceed to the Shortcut tab and find the Target section. 
  5. Select the parameter entry and then go to the end of the line.
  6. Add SkipBuildPatchPrereq after the end of the parameter. 
  7. Click Apply then OK. 

Allow Read and Write Permission on Windows File Location

You might also be able to eliminate the error codes on Epic Games by allowing the Read and Write permission. 

  1. Proceed and right-click on the folder where you like to save the game.
  2. Choose Properties and look for the Security tab. 
  3. Select your Username and go to the Allow section. 
  4. Check on the boxes beside Read and Write. 

Install the Most Updated Microsoft Visual C++ Redistributables

For this next solution, you need to download and install the most recent version of Microsoft Visual C++ redistributables to see if this will eliminate the error code on Epic Games. 

Install .NET Framework 4.8

To ensure that you don’t see any error codes on Epic Games, see to it that you run Microsoft .NET Framework version 4.8 on the Windows device you’re using. 

Get the Newest Epic Games Launcher Version 

If you’re seeing error codes SU-PQR1603 and SU-PQE1223 on Epic Games launcher, one of the most important things you can do is to download and install its latest version. 

Reboot Your Computer

Sometimes, a simple restart or reboot is all it takes to get rid of most bugs and errors. Just exit all your applications before you shut down your device. Wait for several seconds before turning it on again. Launch the Epic Games Launcher and check if the error is gone this time. 

Run Epic Games Launcher as Administrator

Running Epic Games Launcher as an administrator will help you ensure that you can install games to your computer’s protected folders. Here’s how to do it:

  1. Look for the shortcut for Epic Games Launcher which should be seen on your desktop by default. If it’s not on your desktop, just click Start and then type Epic Games Launcher.
  2. Right-click on the shortcut for Epic Games Launcher. 
  3. Click Run as administrator.

Error codes on Epic Games Launcher can ruin your gaming experience. If you’re seeing SU-PQR1603 and SU-PQE1223, try the steps above to solve the issue.

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