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updatedAt: 2026-09-16T11:39:42.000Z
agentTools:
  projectIndex: https://docs.servertastic.com/llms.txt
---

# Legacy: How to Install and Configure Your SSL Certificate in Exchange 2016

> 🚧 Legacy installation guide
>
> Legacy product — retained for customers maintaining older systems. [Exchange Server 2016 reached the end of support on 14 October 2025](https://learn.microsoft.com/en-us/lifecycle/products/exchange-server-2016). Any separately purchased Extended Security Updates (ESU) coverage is limited and does not restore normal product support. Plan to migrate to a supported platform.

## Install and Assign Services to Your SSL Certificate with the EAC

## Install SSL Certificate

1. Download and open the ZIP file containing your certificate. Your certificate file will be named **your\_domain\_name.cer.**
2. Copy the **your\_domain\_name.cer** file to your Exchange 2016 server's network share folder (where you saved the CSR).
3. Access the Exchange Admin Center (EAC) by opening a browser and browsing to the URL of your server (e.g., https\://localhost/ecp).
4. On the **Exchange Admin Center** credentials page, enter your **Domain/user name** and **Password** and then click **sign in**.
5. In the **EAC**, in the sidebar menu on the left, click **Servers** and then in the menu at the top of the page, click **Certificates**.
6. On the **Certificates** page, in the center pane, select your certificate request and then in the certificate request details pane to the right, under **Status**, click the **Complete** link.

**Note**: Certificate request are listed by their friendly names.\
7\. In the **complete pending request** wizard, under **\*File to import**, enter the UNC path to where your SSL certificate file is located (e.g., \example\certificates\your\_domain\_name.cer) and then click **OK**.\
8\. The certificate should be successfully installed on your Exchange 2016 server, and the status of your certificate request should now be **Valid**.

## Assign Services

1. On the **Certificates** page, in the center pane, select the SSL certificate you just installed and then click ✏ (pencil).
2. In the "**certificate**" window, click **Services**.
3. Next, check all the services for which you want to enable your SSL certificate and then click **Save**.
4. Your SSL certificate should now be enabled for the services you selected on your Exchange 2016 server.

# Sibling pages

* [Legacy: SSL Certificate Installation for Exchange 2013](https://docs.servertastic.com/docs/ssl-certificate-installation-for-exchange-2013.md)
* [Legacy: SSL Certificate Installation for Exchange 2010](https://docs.servertastic.com/docs/ssl-certificate-installation-for-exchange-2010.md)
* [Legacy: SSL Certificate Installation in Exchange 2007](https://docs.servertastic.com/docs/ssl-certificate-installation-in-exchange-2007.md)