如果当您尝试在Windows 11/10 PC 上使用您的Microsoft 帐户登录^{(Microsoft Account)}Microsoft Store或任何其他服务时遇到错误代码0x801901f4，您可以尝试我们将在本文中提供的解决方案以成功修复此问题.

当您遇到此问题时，您将收到以下错误消息；

Something went wrong
Please try again later.
0x801901f4
User profile cannot be loaded.

Microsoft 帐户^{(Microsoft Account)}登录错误 0x801901f4

如果您遇到此Microsoft 帐户^{(Microsoft Account)}登录错误 0x801901f4，请尝试我们的以下建议，看看它是否有助于解决问题。

1. 通过设置重置Microsoft Store缓存
2. 创建一个新的用户帐户
3. 运行 SFC 和 DISM 扫描
4. 重新注册 Microsoft Store
5. 执行系统还原。

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。

2]重置Windows商店

如果您的特定问题是由 Windows 应用商店文件中的某种类型的损坏引起的，您应该能够通过运行能够重置整个 Windows 应用商店包的 PowerShell 命令^{(running a PowerShell command capable of resetting the entire Windows Store package)}来非常有效地解决该问题。您还可以通过设置重置商店应用程序^{(reset the Store app via Settings)}。

2]创建一个新的用户帐户

您的用户帐户可能已损坏，这可能会触发错误 0x801901f4。在这种情况下，您可以尝试 创建一个新用户帐户 ，然后使用它登录Windows 应用商店^{(Windows Store)}，看看问题是否仍然存在。

3]运行SFC扫描

如果您有系统文件错误，您可能会遇到此问题。

此解决方案要求您运行 SFC 扫描并查看问题是否会得到解决。如果是后者，请继续下一个解决方案。

4]重新注册微软商店

此解决方案要求您重新注册 Microsoft Windows Store 应用程序^{(re-register the Microsoft Windows Store app)}并查看错误是否会得到解决。

就是这样：

• 按Windows key + X打开高级用户菜单^{(open Power User Menu)}，然后按键盘上的A在管理员/提升模式下启动 PowerShell 。
• 在PowerShell控制台中，复制并粘贴以下命令，然后按 Enter^(Enter)：

PowerShell -ExecutionPolicy Unrestricted -Command “& {$manifest = (Get-AppxPackage Microsoft.WindowsStore).InstallLocation + '\\AppxManifest.xml' ; Add-AppxPackage -DisableDevelopmentMode -Register $manifest}”

• 重新启动计算机。

5]执行系统还原

如果您注意到该错误最近开始发生，则完全有可能是您的系统最近经历的更改导致了该问题。在这种情况下， 请执行系统还原^{(perform System Restore)}，并查看问题是否已解决。

Hope this helps!

Fix Microsoft Store sign-in error 0x801901f4 on Windows 11/10

If when you attempt to sign іn to the Microsoft Store or any other service with your Microsoft Account on your Windows 11/10 PC and you encounter the error code 0x801901f4, you can try the solutions we will present in this post to successfully remediate this issue.

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

Something went wrong
Please try again later.
0x801901f4
User profile cannot be loaded.

Microsoft Account sign-in error 0x801901f4

If you’re faced with this Microsoft Account sign-in error 0x801901f4, try our following suggestions and see if it helps to resolve the issue.

1. Reset the Microsoft Store cache via Settings
2. Create a new User Account
3. Run SFC and DISM scan
4. Re-register Microsoft Store
5. Perform System Restore.

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

2] Reset Windows Store

If your particular issue is being caused by some type of corruption among the Windows Store’s files, you should be able to resolve the issue quite effectively by running a PowerShell command capable of resetting the entire Windows Store package. You can also reset the Store app via Settings.

2] Create a new User Account

You may have a corrupted user account and that might be triggering the error 0x801901f4. In which case, you can try creating a new user account and then use it to sign in to the Windows Store and see if the issue will persist.

3] Run SFC scan

If you have system file errors, you may encounter this issue.

This solution requires you run the SFC scan and see if the issue will be resolved or not. If the latter is the case, continue with the next solution.

4] Re-register Microsoft Store

This solution requires you to re-register the Microsoft Windows Store app and see if the error will be resolved.

Here’s how:

• Press Windows key + X to open Power User Menu and then press A on the keyboard to launch PowerShell in admin/elevated mode.
• In the PowerShell console, copy and paste in the command below and hit Enter:

PowerShell -ExecutionPolicy Unrestricted -Command “& {$manifest = (Get-AppxPackage Microsoft.WindowsStore).InstallLocation + '\\AppxManifest.xml' ; Add-AppxPackage -DisableDevelopmentMode -Register $manifest}”

• Restart the computer.

5] Perform System Restore

If you noticed that the error started to occur recently, it’s entirely possible that the issue was facilitated by a change that your system has gone through recently. In this case, perform System Restore, and see if the issue is resolved.

Hope this helps!

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