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Local Security Authority (LSA) option missing in Windows 11/10 fix

王林
王林forward
2023-07-07 12:49:391416browse

The possible reason behind the missing Local Security Authority (LSA) option in the Windows Security Center app could be a corrupted major component of Windows Security Center. If you don't update your system for a long time, Windows Security Center definitions may become extremely outdated. These are the solutions that should help you get your missing pieces back.

Fix 1 – Manually create the RunAsPPL key

Create the RunAsPPL key and subsequent values ​​to fix LSA issues in Windows Security Center.

Note – Registry editing is not easy. Sometimes, these edits can go wrong and can be dangerous. Therefore, please backup the registry file so that you can use it later.

Step 1 –You just need to enter “Registry” in the box and press the Enter key.

Windows 11/10 修复中缺少本地安全机构 (LSA) 选项

Step 2 –After entering the Registry Editor window, go to this LSA key –

Computer\HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender

Step 3 Step – Try to find the “RunAsPPL” value.

Step 4 – Double click on the value so that you can place the value on it.

Windows 11/10 修复中缺少本地安全机构 (LSA) 选项

Cannot find the "RunAsPPL" value? Create values ​​manually.

1. Right-click the right pane of the Registry Editor page, then click "New>", and then click "DWORD (32-bit)" to create a new value.

Windows 11/10 修复中缺少本地安全机构 (LSA) 选项

2. Rename this value to "RunAsPPL".

Step 5 –Fix the value at the correct position “1”.

Step 6 –Click “OK” to save this change.

Windows 11/10 修复中缺少本地安全机构 (LSA) 选项

To perform this change, you must restart your computer. After that, restart the system.

Fix 2 – Make LSA Group Policy

LSA can be blocked using Group Policy patch.

Step 1 –You can open Group Policy directly. To do this, immediately hold down the Win R key.

Step 2 –Put the term in there. Click "OK" to open it.

gpedit.msc

Windows 11/10 修复中缺少本地安全机构 (LSA) 选项

Step 3 –Expand the left pane to access the LSA Security Policy –

Computer Configuration > Administrative Templates > System > Local Security Authority​

Step 4 – Turn on the " Configure LSASS to run as a protected process " policy so you can change it.

Windows 11/10 修复中缺少本地安全机构 (LSA) 选项

Step 5 –First, switch the policy to “Enabled” mode.

Step 6 –Then, set "Configure LSA to run as a protected process" to "Use UEFI Lockdown Enabled" mode.

Windows 11/10 修复中缺少本地安全机构 (LSA) 选项

Step 7 –You can Apply## only by clicking Apply and OK #thisstrategy.

Windows 11/10 修复中缺少本地安全机构 (LSA) 选项

Close the

Local Group Policy Editor screen. This LSA policy modification can only be done after a system restart.

Therefore,

restart the computer.

Fix 3 – Repair Windows Security

Your third solution is to repair Windows security.

Phase 1 – Repair Application

Step 1 –Press the Windows button once to open the Start menu.

Step 2 –Then, write “powershell” there.

Step 3 –Once you see it, right-click on it and click “Run as administrator”.

Windows 11/10 修复中缺少本地安全机构 (LSA) 选项

Step 4 –Place this code directly in the open PowerShell terminal. Then, click Enter to execute it.

Get-AppXPackage | Foreach {Add-AppxPackage -DisableDevelopmentMode -Register "$($_.InstallLocation)\AppXManifest.xml"}

Windows 11/10 修复中缺少本地安全机构 (LSA) 选项

现在,这个命令将一次修复所有系统应用程序。但是你的工作还没有完成。

第 2 阶段 – 删除 Windows 安全注册表项

您必须从系统中删除与 Windows 安全相关的注册表项。

步骤 1 –点击键盘上的 Win+R 键。

步骤 2 –直接在其中键入“regedit”,然后使用 Enter 键打开注册表编辑器。

Windows 11/10 修复中缺少本地安全机构 (LSA) 选项

第 3 步 –直截了当地,展开一个又一个键——

Computer\HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender

第 4 步 –然后,右键单击“Windows Defender”键并使用上下文菜单中的“删除”选项将其删除

将出现一条警告消息。继续并点击“”以确认此删除。

Windows 11/10 修复中缺少本地安全机构 (LSA) 选项

重新启动计算机以使此注册表更改生效。

修复4 –更新Windows安全应用程序

您应该更新 Windows 安全中心应用程序并进行测试。

步骤 1 –立即使用 Win+S 后开始输入“powershell”。

步骤 2 – 当你看到它时,你可以右键单击“Windows PowerShell”。接下来,点击“以管理员身份运行”。

Windows 11/10 修复中缺少本地安全机构 (LSA) 选项

步骤 3 – 将此命令复制粘贴到管理 PowerShell 中。按回车键更新 Windows 安全应用。

Get-AppPackage Microsoft.SecHealthUI

Windows 11/10 修复中缺少本地安全机构 (LSA) 选项

Windows 安全应用程序更新将很快安装在你的设备上。

检查这是否对您的情况有帮助。

修复5 –更新计算机

Windows 安全中心通过各种 Windows Update 流获取定期更新。

步骤 1 –打开设置。进入“Windows Update”。

步骤 2 –要查询最新更新,请点击对面的“检查更新”。

Windows 11/10 修复中缺少本地安全机构 (LSA) 选项

Windows将开始下载最新的Windows安全更新并安装它们。重新启动系统以完成更改。

请在 Windows 安全中心中检查 LSA 的状态。

修复6 –在BIOS中启用虚拟化

本地安全授权 (LSA) 仅在您在 BIOS 模式下启用虚拟化时激活。

步骤 1 –首先,重新启动计算机。

在重新启动过程中,直接按住打开 BIOS 的键。这将直接带您进入 BIOS 页面。

别担心,如果你是第一次错过那个键。让系统启动并重试该过程。

 – 在某些系统中,您可能需要同时使用 Fn 和相关才能打开 BIOS 屏幕。

Windows 11/10 修复中缺少本地安全机构 (LSA) 选项

第 3 步 – 转到“高级”选项卡。

第 4 步 –现在,进入BIOS设置后,找到“虚拟化”或“硬件虚拟化支持”功能。打开它。

步骤 5 – 最后,保存并退出 BIOS 页面。

您的系统将自动重新启动。登录到您的帐户,并在 Windows 安全中心中再次检查 LSA 的状态。

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