You have the option of hiding the CAD button via the configuration file custom_config.json.

You can find the configuration file at ...libs\pappserver\webapps\3dfindit-enterprise.

Insert the line "showDownloadButton": false. The default is "true".

{
  "baseApiPath": "",
  "basename": "/webapps/3dfindit-enterprise",
  "erp": true,
  "startRoute": "CadBim",
  "isEnterprise": true
  "showDownloadButton": false
}