Step 1: Go to the Academic Software page of Azure Dev Tools for Teaching and click on 'Go to Dev Tools for Teaching' on the right.
Step 2: Click on 'Sign In'. If you are logged in with several Microsoft accounts, choose to continue with your school email address.
Step 3: Choose your country code and enter your mobile number. Then click on 'Text me'.
You will receive a 6-digit verification code via SMS. Enter it and click 'Verify code'.
Step 5: You are now logged in and will be redirected to the Azure Education page.