> For AI agents: [llms.txt](https://docs.trustedauth.com/llms.txt) provides a Markdown index of this documentation.

# Edit, refresh, and test a Microsoft CA

If you make changes to the Microsoft Certification Authority, in Identity as a Service you must refresh the Microsoft CA to ensure that the Microsoft CA Gateway picks up the latest configuration changes. This is particular necessary if changes are made to the configuration of the Certification Authority, for example, editing certificate templates. If you need to make changes to your Microsoft CA in Identity as a Service, for example, change the Microsoft Proxy Server certification, you can edit and save the changes. You can also test the connection to your Microsoft CA to help troubleshoot connection issues.

## Edit an Identity as a Service Microsoft CA properties

1. Click Menu icon **>** **Resources** **> Certificate Authorities**. The **Certificate Authorities** page appears.
2. On the **Certificate Authorities** page, click the **Name** of the CA. The **Edit Certificate Authorities** page appears.
3. Using the information in the procedure [Configure a Microsoft CA on Identity as a Service](/docs/authentication-and-security/manage-certificate-authorities/configure-a-microsoft-ca/configure-a-microsoft-ca-in-idaas.md), edit the CA as required.
4. Click **Save**.

## Refresh a Microsoft Certification Authority

1. Click Menu icon **>** **Resources** **> Certificate Authorities**. The **Certificate Authorities** page appears.
2. On the **Certificate Authorities** page, click Refresh CW icon next to your Microsoft CA to restart the Microsoft CA Gateway to pick up the latest configuration changes.

## Delete a Microsoft CA from Identity as a Service

1. Click Menu icon **>** **Resources** **> Certificate Authorities**. The **Certificate Authorities** page appears.
2. Click Trash icon next the Microsoft CA you want to delete.
3. Click **Delete** on the confirmation prompt.

## Test a Microsoft Certification Authority Connection

1. Click Menu icon **>** **Resources** **> Certificate Authorities**. The **Certificate Authorities** page appears.
2. On the **Certificate Authorities** page, click Wifi icon next to your Microsoft CA to test your connection. The Microsoft CA Test Connection dialog box appears.
3. Review the status of each setting.
4. Click **OK** to close the dialog box.