How to Generate CSR from Microsoft IIS 7/ IIS 8/ IIS 10

Generate a CSR from Microsoft IIS

• Open Internet Information Services (IIS) Manager - Click Start, Control Panel, Administrative Tools, and then select Internet Information Services (IIS) Manager.
• Open Internet Information Services (IIS) Manager - In the left Connections menu, select the server name (host) where you want to generate the request.
• Navigate to Server Certificates - In the center menu, click the Server Certificates icon under the Security section near the bottom
  
• Select Create a New Certificate - In the right Actions menu, click Create Certificate Request.
  
• Enter your CSR details - In the Distinguished Name Properties window, enter in the required CSR details and then click Next.
  Note: To avoid common mistakes when filling out your CSR details, reference 
• Select a cryptographic service provider and bit length - In the Cryptographic Service Provider Properties window, select Microsoft RSA Channel Cryptographic Provider and Bit Length of 2048, then click Next.
  Note: Bit Length: 2048 is the current industry standard. You may choose a larger key size, but only if you have a requirement to do so, as longer key lengths increase latency and may reduce compatibility.
• Save the CSR - Click Browse to specify the location where you want to save the CSR as a “.txt” file and click Finish.