You may wonder why you need to enable LSA on your Windows PC. Well, apart from managing and maintaining security policies, the Local Security Authority provides a secure environment for the apps and services to run and also manages system credentials like passwords or tokens to prevent unauthorized access. We have listed three ways to help you enable LSA on your computer. Follow along.

1. Turn On LSA in Windows 11 Using Windows Security Settings

Windows Security holds tools and features that constantly monitor and help protect your Windows PC from viruses, malware, and other security threats. It also includes enabling and changing Windows Local Security Authority (LSA) process. Here’s how to do it.  Step 1: Press the Windows key on your keyboard, type Windows Security, and click Open.

Step 2: From the left pane, go to Device security.

Step 3: Under the Core isolation section, click on ‘Core isolation details.’

Step 4: Toggle on the Local Security Authority protection option.

In the prompt, click Yes. Finally, reboot your PC for the changes to get applied. And that’s it. You have successfully enabled Local Security Authority (LSA) protection in Windows 11. If you don’t want to do it through Windows Security, you may go with Registry Editor.

2. Activate Local Security Authority Using Registry Editor

Windows Registry Editor binds with the changes you want to make on your Windows PC. This method isn’t as straightforward as the above one, but the steps are relatively simple.  However, as we are using Registry Editor, we strongly recommend you back up the Windows Registry before proceeding with the steps below. Step 1: Press the Windows key on your keyboard, type Registry Editor, and click Open.  Note: You can also press ‘Windows key + R’ to open the Run dialog box, type regedit.exe, and click OK to open Registry Editor.

In the prompt, select Yes.  Step 2: In the top bar, enter the below-mentioned address.  Note: You can manually navigate to the section too. 

Step 3: In the right pane, double-click on RunAsPPL.

Step 4: Type 0 in the Value Data field and press OK.

Finally, reboot the system to implement the changes. And that’s it! The Windows Local Security Authority (LSA) protection will be enabled when the system boots back. If you don’t want to enable LSA from the registry, you can go with the Group Policy editor.

3. Enable LSA Protection Using the Local Group Policy Editor

The Local Policy Editor on Windows holds a lot of settings that have the potential to enhance your Windows experience. It also allows you to enable LSA process in Windows 11.  Note: Group Policy Editor is only available in the Windows 11 Pro and Enterprise versions. If you are using Windows 11 Home Editor, you cannot use this method. Step 1: Press the Windows keys on your keyboard, type gpedit, and click Open.  Note: You can also press ‘Windows key + R’ to open the Run command box, type gpedit.msc, and click Open.

Step 2: Select Computer Configuration.

Step 3: In the right pane, double-click on Administrative Templates.

Step 4: Select the System option. 

Step 5: Under the System option, locate and click on the Local Security Authority folder.

Step 6: Select ‘Configures LSASS to run as a protected process.’

Step 6: In the ‘Configure LSASS to run as a protected process’ window, select the Enabled option. 

Step 7: Under ‘LSA to run as a protected process,’ from the drop-down, choose ‘Enabled with UEFI Lock.’

Step 8: Finally, click on Apply and then OK.

Control the Security of Your Windows PC

Whether you are a system administrator or IT professional, it is essential to know how to enable the Local Security Authority process in Windows 11. Now that you have gone through a step-by-step process, you may also want to check out these easy ways to open Local Security Policy in Windows PC. The above article may contain affiliate links which help support Guiding Tech. However, it does not affect our editorial integrity. The content remains unbiased and authentic.

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