- Open VS Code.
 
- 
Select Extensions on the left-side corner.
 
- 
In the search box, enter Azure Account.
 
- 
Select Azure Account and select Install.

 
- 
Restart VS Code to load the extension.
 
- 
Press Ctrl+Shift+P, and select Preferences: Open User Settings (JSON).
 
- 
In the code editor, update the following JSON snippet with the values for your environment, and then paste snippet into the settings block.
 
| Parameter | 
Description | 
| azure.cloud | 
The name of your environment. | 
| azure.tenant | 
The value of your Azure Stack Hub tenant ID. | 
| azure.customCloud.resourceManagerEndpointUrl | 
This is the root URL for the Azure Resource Manager for Azure Stack Hub. | 
| validateAuthority | 
You can leave out this parameter if you are using Azure AD as your identity manager. Add the parameter with a value of false if you are using AD FS. | 
- 
JSON snippet:
JSONCopy
  "azure.cloud": "AzureCustomCloud",
  "azure.customCloud.resourceManagerEndpointUrl": "https://management.region.<fqdn>",
  "azure.tenant": "<your-tenant-ID",
8. Save the user settings (JSON) and use Ctrl+Shift+P once again. Select Azure: Sign in. The authentication page loads in your browser. Sign in to your endpoint.
 
     9. To test that you have successfully logged into your Azure Stack Hub subscription, use Ctrl+Shift+ P and select Azure: Select Subscription and see if the subscription you have is available.
Hope this helps!
Learn about Azure cloud architect certification here.
Thanks!