Windows Control Panel | Internet Options | Advanced
On the computer hosting the Spotlight Client:
- Open the Control Panel | Internet Options.
- Select the Advanced tab.
- Verify Use TLS 1.2 is selected.
Verify the Spotlight Client can access the Spotlight Diagnostic Server via Internet port 40403.
Use a web browser to look up the following URL.
Replace <ds-address> with the Spotlight Diagnostic Server host address. The display confirms HTTPS port 40403 is open.
If you still have problems, see also Spotlight services requiring Internet access.