If you get a “Internet Explorer cannot display the webpage” after generating a certificate with SelfSSL on multiple website located on the same computer you need to export them from IIS and then re-import them.
Export the Certificates
- Open IIS, expand ‘Web Sites’.
- Right click on website and select Properties.
- Navigate to the “Directory Security” tab and select ‘Server Certificates’.
- Follow the prompts to “Export the current certificate to a .pfx file”.
Note: Run the export from all the sites that have newly created certificates.
Remove the Current Certificates
- From within IIS, right click on website and select Properties.
- Navigate to the “Directory Security” tab and select ‘Server Certificates’.
- Follow the prompts to “Replace the current certificate”.
Note: Remove the certificate from all the sites that have newly created certificates.
Import the exported Certificate
- From within IIS, right click on website and select Properties.
- Navigate to the “Directory Security” tab and select ‘Server Certificates’.
- Follow the prompts to “Import a certificate from a .pfx file”.
Note: Do this for all certificates exported above.