A Windows laptop cannot be permanently locked on demand through Microsoft Support.
If Find My Device was turned on before the theft, the device can be located and remotely locked:
- Go to https://account.microsoft.com/devices and sign in.
- Select Find My Device.
- Choose the stolen laptop.
- Select Find to check its location.
- Select Lock > Next to remotely lock it.
Requirements for this to work:
- The laptop must already have had Find My Device enabled.
- It must be signed in with a Microsoft personal account.
- The account type on the device must be Administrator.
- The device must be able to connect to the internet.
- Location must be turned on for the device.
Important:
- Users on the device will see a notification when the device is located.
- After locking the device, reset the account password for added security.
- Report the theft to local law enforcement and the insurance company.
- The device serial number can be found under Info and support on the Microsoft devices page.
If Find My Device was not enabled before the theft, remote tracking or remote locking is not available.