You can edit a previously created configuration.
From Setup, select TestNav Configurations.
Type a configuration name into the search field, and click Search.
Click the checkbox next to the configurations.
Click Select Tasks, select Create / Edit TestNav Configurations, and click Start.
Type/select details to the existing Precaching Computer associated with the organization.
To add a Precaching Computer, click Add and enter details.
For more information about the Response File Backup Locations, see Configure Response File Backup Locations.
What's Next? (Optional)
When you complete configuring TestNav for proctor caching, you can create a session(s).