Citrix Receiver Troubleshooting Guide Link

Ensure intermediate certificates are installed on the VDA and the Client device.

https://docs.citrix.com/en-us/citrix-workspace-app-for-windows/troubleshoot.html citrix receiver troubleshooting guide link

Always reboot after running the cleanup utility before reinstalling. Ensure intermediate certificates are installed on the VDA

White Paper: Troubleshooting Citrix Client Connectivity and Performance citrix receiver troubleshooting guide link

https://support.citrix.com/article/CTX229141