Hello @TechQ
This option may not be visible due to Internet connection problems
Also Home edition can't be joined to Azure AD
https://learn.microsoft.com/en-us/azure/active-directory/devices/concept-azure-ad-join
Same issue : https://learn.microsoft.com/en-us/answers/questions/31471/why-is-the-joining-an-azure-ad-option-missing
In case this helped kindly mark the answer as accepted !
BR