How to block external storage devices


How can you block all external storage devices, such as an USB?


  • Chrome OS


  1. Open the Admin console.
  2. Go to Devices > Chrome > Settings > Users & browsers.
  3. Scroll down to the Hardware tab and look for the External storage devices policy.
  4. Configure as Disallow external storage devices.


The customer may want to block external storage devices for many reasons, for example to protect company's sensitive data to be shared out of the company.