You encounter an Error 13 when attempting to control your host computer.

The host uses a certificate to create a trusted relationship to ensure that the remote connection is safe. This certificate is valid for a specific date range, so if the host computer's date and time is set incorrectly, the certificate is deemed invalid.

1. Click the System Clock in the taskbar (usually in the bottom right corner of the screen).
2. Click the Change Date and Time settings link.
3. Click the Change Date and Time button.
4. Ensure the date and year are set correctly.