BenLycett

You can get this from the manufacturer. If you have any laptops from the DfE you will find this in the spreadsheet provided. Here is a link you may find useful. https://docs.microsoft.com/en-us/mem/autopilot/add-devices#:~:text=You%20can%20use%20a%20PowerShell,the%20hardware%20hash%20belongs%20to.

Have you created your deployment profile?

You could create a self deploying deployment profile which will enroll the device into Azure AD without a user. They will just have to enter their log in details when they log into the device.

We have a number of laptops given to us from the DfE. We're currently using Intune to manage them. We've configured ours using the user driven option to make it easier for students to set up. If you go to Devices > Enroll Devices > Windows Enrollment > Devices. You can import your devices using your device serial numbers and hardware hash. If you know who you're devices are going to, you can assign a user to a device. All they will need to do is enter their Office365 password. This might make things easier for you. It should look like the image below.