What is LockApp.exe on Windows 10?

What is LockApp.exe on Windows 10?

You can see a process called LockApp.exe running on your PC and don’t understand what it is, read the following article to learn about it.

Find out about the LockApp.exe process

  • What is LockApp.exe?
  • Does this process use a lot of system resources?
  • Is it possible to disable this process?
  • How to disable LockApp.exe in Windows 10
    • How to disable LockApp.exe using File Explorer
    • How to disable LockApp.exe using Registry Editor
  • Is this process a virus?

What is LockApp.exe?

LockApp.exe is part of Windows 10 operating system and is responsible for displaying the lock screen. Specifically, LockApp.exe shows the lock screen overlay that appears before logging into the computer. This screen shows the background image, time, date, and other items you have chosen to show up on the lock screen such as weather forecast or information about new email.

  • Tips for customizing the Windows 10 lock screen

The LockApp.exe process displays this screen and the information on it.

Most of the time, this process doesn’t do anything, it just works when you’re on the lock screen. It appears when you log in or lock your computer by clicking the Lock option in the Start menu or pressing Windows + L. It will hang and stop working automatically after you log in.

Below is a screenshot of the LockApp.exe process running on the Process tab in Task Manager using the tip of starting the program on the Windows login screen. Normally, you won’t see it in the process list on the Process tab, although some system tools may notify users that LockApp.exe is running on a PC.

Does this process use a lot of system resources?

Lock app does not use a lot of system resources. If the system tool notices that the progress has been running for a period of time, this means your computer is locked and “awakened” after a long time. When the computer is on the lock screen, it means the LockApp.exe process is running and after logging into the computer, it will stop automatically.

With the tip of starting the program on the lock screen above, you will see that the Lock app only uses 10-12 MB of memory and the CPU usage is very low. Once logged in, LockApp.exe will deactivate itself and only use 48K of memory. You will find this information in the Details tab of Task Manager .

This process is designed to be light and small and does not use much CPU, memory, and other resources.

Is it possible to disable this process?

You can disable the Lock app if you want to disable the lock screen from Windows. In simple terms, when starting, waking up, or locking your computer, you’ll see a normal login message without a blank lock screen.

Disabling the Lock app won’t save a lot of computer resources, it just speeds up the login process a bit and you won’t see the lock screen anymore, only the background image on the login screen.

How to disable LockApp.exe in Windows 10

Many users find that LockApp.exe consumes a lot of CPU and sometimes even GPU. This problem can be fixed. While disabling LockApp.exe won’t make your system faster, it will definitely make the login process less time consuming.

Once the LockApp.exe is disabled, you will no longer be able to see the lock screen displaying the background image, the time, the status quickly, but you will be redirected directly to the login screen after the process starts motion ends.

How to disable LockApp.exe using File Explorer

1. Press Win + E to open File Explorer and navigate to the following location:


2. Now, find the folder named: LockApp_cw5n1h2txyewy.

3. Right-click on the folder and select Rename to rename it to LockApp_cw5n1h2txyewy.backup.

Right click on the folder and rename it to LockApp_cw5n1h2txyewy.backup

How to disable LockApp.exe using Registry Editor

1. Open Registry Editor with admin rights.

Open Registry Editor

2. In Registry Editor, navigate to the following location:


3. On the right side, double-click on DWORD AllowLockScreen and set its value ( Value Data ) to 0.

Double-click on DWORD AllowLockScreen and set its value to 0

4. Click OK to close Registry Editor.

But there’s a little problem with this approach! DWORD AllowLockScreen is reset automatically to 1 after each unlock. For example, you change the value of AllowLockScreen to 0 and then lock Windows. Now, when you unlock the machine and check the value of AllowLockScreen in Registry, it will be set to 1 again by Windows.

To fix this problem, you will need to apply the Registry trick every time you unlock your computer or create a new task in Task Scheduler.

Is this process a virus?

There have been no reports yet that a virus or other malware impersonated the LockApp.exe process, but this is entirely possible.

To check the LockApp.exe process, open Task Manager, click the Details tab, and look for LockApp.exe in the list. Then right-click on it and choose Open File Location .

This will open a File Explorer window displaying the LockApp.exe file. If it is in the following folder then the process is not a virus, it is part of Windows 10.

C:  Windows  SystemApps  Microsoft.LockApp_cw5n1h2txyewy

If the LockApp.exe file is in a different folder, it is probably malware. Scan your computer with your favorite antivirus software.

See more:

  • Understand the Windows Modules Installer Worker process
  • What is Client Server Runtime Process or csrss.exe and why is it running on the computer?
  • What is Host Process for Windows Tasks and why does it run a lot on the computer?