Epic Games是一种游戏客户端服务，与Steam或Origin非常相似，它们托管大量游戏。当您的Epic ^(Epic)Games Launcher尝试自我更新时，您可能会在 Windows 10 或 Windows 11 PC 上遇到Epic Games^(Epic)错误代码 SU-PQR1603 或 SU-PQE1223^{(error code SU-PQR1603 or SU-PQE1223)}。在这篇文章中，我们将提供最合适的解决方案来解决这个问题。

当您遇到此问题时，您将收到以下完整错误消息；

Self Update Failed
The necessary prerequisites have failed to install. Please contact support.
Error Code: SU-PQR1603
Search our knowledge base to learn more

该错误仅表明自我更新过程失败。

Epic Games错误代码SU-PQR1603或SU-PQE1223

如果您遇到此Epic Games 错误代码 SU-PQR1603 或 SU-PQE1223^{(Epic Games error code SU-PQR1603 or SU-PQE1223)} 问题，您可以尝试以下我们推荐的解决方案（不分先后顺序），看看是否有助于解决问题。

1. 安装最新版本的Epic Games Launcher
2. ^{(Run Epic Games Launcher)}以管理员^(Admin)权限运行 Epic Games Launcher
3. 安装^(Install)最新的Microsoft Visual C++ Redistributables
4. 安装 .NET Framework 4.8
5. 为目标文件夹分配完全控制^{(Assign Full Control)}权限
6. 修改 Epic Games Launcher Target^{(Modify Epic Games Launcher Target)}参数

让我们看一下关于列出的每个解决方案所涉及的过程的描述。

1]安装最新版本的Epic Games Launcher

您可以尝试修复Epic Games 错误代码 SU-PQR1603 或 SU-PQE1223^{(Epic Games error code SU-PQR1603 or SU-PQE1223)}的第一件事是下载^(download)并安装最新版本的Epic Games Launcher。如果不是这种情况，您可以尝试下一个解决方案。

2]以管理员^(Admin)权限运行Epic Games Launcher^{(Run Epic Games Launcher)}

此解决方案要求您在 Windows 10/11 设备上以管理员权限运行Epic Games Launcher ，并查看问题是否已解决。如果是后者，您可以尝试下一个解决方案。

3]安装^(Install)最新的Microsoft Visual C++ Redistributables

此解决方案要求您下载并安装最新版本的Microsoft Visual C++ redistributables，看看是否有帮助。

4]安装.NET Framework 4.8

另一个可能的修复方法是确保您在 Windows 设备上运行Microsoft .NET Framework 4.8 版。

5]为目标文件夹分配完全控制^{(Assign Full Control)}权限

对Windows设备上^(Windows)Epic Games文件夹的Read/Write访问权限不足可能会导致此错误。在这种情况下，您可以为文件夹分配完全控制权限^{(assign Full Control permission to the folder)}，看看这是否有助于解决手头的问题。否则^(Otherwise)，请尝试下一个解决方案。

6]修改Epic Games Launcher Target^{(Modify Epic Games Launcher Target)}参数

请执行下列操作：

• 退出 Epic Games 启动器。
• 右键单击Epic Games Launcher并选择Properties。
• 在“属性”表中，单击“快捷方式^(Shortcut)”选项卡。
• 在 Target 字段中，将-SkipBuildPatchPrereq添加到行尾。
• 单击应用^(Apply)>确定^(OK)。

现在应该解决这个问题。

希望这可以帮助！

Fix Epic Games error SU-PQR1603 or SU-PQE1223 in Windows 11/10

Epic Games is a gaming client service, much like Steam or Origin, which hosts a plethora of gaming titles. You might encounter the Epic games error code SU-PQR1603 or SU-PQE1223 on your Windows 10 or Windows 11 PC when your Epic Games Launcher tries to self-update. In this post, we will provide the most suitable solutions to resolve this issue.

When you encounter this issue, you’ll receive the following full error message;

Self Update Failed
The necessary prerequisites have failed to install. Please contact support.
Error Code: SU-PQR1603
Search our knowledge base to learn more

The error simply indicates the failure of the self-update process.

Epic Games error code SU-PQR1603 or SU-PQE1223

If you’re faced with this Epic Games error code SU-PQR1603 or SU-PQE1223 issue, you can try our recommended solutions below in no particular order and see if that helps to resolve the issue.

1. Install the latest version of the Epic Games Launcher
2. Run Epic Games Launcher with Admin privilege
3. Install latest Microsoft Visual C++ Redistributables
4. Install .NET Framework 4.8
5. Assign Full Control permissions to the target folder
6. Modify Epic Games Launcher Target parameter

Let’s take a look at the description of the process involved concerning each of the listed solutions.

1] Install the latest version of the Epic Games Launcher

The first thing you can try to fix the Epic Games error code SU-PQR1603 or SU-PQE1223 is to download and install the latest version of the Epic Games Launcher. If this is not the case, you can try the next solution.

2] Run Epic Games Launcher with Admin privilege

This solution requires you to run the Epic Games Launcher with Admin privilege on your Windows 10/11 device and see if the issue is resolved or not. If the latter is the case, you can try the next solution.

3] Install latest Microsoft Visual C++ Redistributables

This solution requires you to download and install the latest version of Microsoft Visual C++ redistributables and see if that helps.

4] Install .NET Framework 4.8

Another potential fix is to make sure you’re running Microsoft .NET Framework version 4.8 on your Windows device.

5] Assign Full Control permissions to the target folder

Insufficient permission for Read/Write access to the Epic Games folder on your Windows device can cause this error. In this case, you can assign Full Control permission to the folder and see if that helps with the issue at hand. Otherwise, try the next solution.

6] Modify Epic Games Launcher Target parameter

Do the following:

• Quit Epic Games Launcher.
• Right-click Epic Games Launcher and select Properties.
• In the Properties sheet, click the Shortcut tab.
• In the Target field, add -SkipBuildPatchPrereq to the end of the line.
• Click Apply > OK.

The issue should be resolved now.

Hope this helps!

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