Since MOBILedit Forensic version 8.0, it is possible to perform the extraction without installing the Connector application. You can simply press the skip button while the info tab pops up:

Please keep in mind, that once you skip the installation, the only option to revoke the installation tab is to disconnect the device using the ❌ button and connect it again:

Note: extraction without the Connector app will provide significantly less data, so, please use it only if necessary.