You may have noticed that currently the Quick search, by default, will scope all managed domains. You may find it useful to limit its search scope to for customization and/or performance reasons.
Currently, the product does not offer the specified capability. An enhancement request (TF00730900) has been created detailing the feature: limit the Quick search scope.
The product team will evaluate the request and this feature may become available on a future release of the product.
Please refer to this article for updates or contact support referencing the Enhancement Request ID: TF00730900.