...
2 - If this is the first time, you need to install the Azure PowerShell module. Enter the comand below:
Install-Module -Name Az -Repository PSGallery -Force -SkipPublisherCheck
The installation will take a while to start and complete
...
4 - To start bulk activate the tokens that you have uploaded, execute the command below:
.\batch-activate-weblogin.ps1
...
-seedfile 'your-seed-file'
Press 'R' key to contunue
The Microsoft login window will pop up
Sign into your account with a system admin user.
Then, the process of activation will start
It take about 1-2 seconds to activate one token