1. Sign into the PC as domain\Administrator.
2. In File Explorer, navigate to the directory that has the Exchange installer.
3. Right-click on Setup and select Run as Administrator.
4. At Check for Updates, tick Connect to the Internet and check for updates and select Next.
5. At Introduction, select Next.
6. At License Agreement, tick I accept the terms in the license agreement and select Next.
7. At Recommended Settings, tick Use recommended settings and select Next.
8. At Server Role Selection, tick Mailbox role, Client Access role, and select Next.
9. At Installation Space and Location, select Next.
10. At Exchange Organization, enter the Organzation Name used when preparing Active Directory for Exchange, and select Next.
11. At Malware Protection Settings, tick No and select Next.
12. At Readiness Checks, select Install.

Microsoft Unified Communications Managed API 4.0.

During the install of Exchange, there is typically a prompt to install Microsoft Unified Communications Managed API 4.0. Follow the prompts to install Microsoft Unified Communications Managed API 4.0.

After install, using a web browser on the email server, you can sign into https://hostname/ecp (replace hostname with the name of your email server) to configure Exchange using a web interface.