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System Storage Info

system.storage
Low RiskCategory: System & PerformanceView Official Docs↗
⚠

Install Warning

"Identify and eject storage devices."

Technical Context

Grants access to the chrome.system.storage API to query information about attached storage devices including capacity and available space. It can also detect when storage devices are added or removed.

What This Means For You

The extension can see information about your hard drives and USB drives, like how much space is available. This is useful for download managers or backup tools.

Related APIs

This permission enables access to these Chrome APIs:

chrome.system.storage

Common Use Cases

  • ✓Download managers
  • ✓Backup tools
  • ✓Storage monitors

How to Declare in manifest.json

Add the "system.storage" permission to your extension manifest:

{
  "manifest_version": 3,
  "name": "My Extension",
  "permissions": [
    "system.storage"
  ]
}

What Users Will See

When users install your extension, Chrome will display this warning:

⚠

This extension can:

"Identify and eject storage devices."

Related Permissions

Storage

storage

This acts as a digital filing cabinet where the extension saves your personal settings and preferences. It ensures your custom configurations stay the same every time you open Chrome without slowing down your computer.

low

Unlimited Storage

unlimitedStorage

The extension can save more data on your computer than the usual limit allows. This is useful for tools that need to work offline or save lots of information locally.

low

Alarms

alarms

The extension can set timers to perform tasks at specific times or on a regular schedule. This allows features like periodic sync, reminders, or scheduled updates to work reliably.

low

Idle Detection

idle

The extension can tell if you are actively using your computer or have stepped away. This helps it avoid interrupting you or save resources when you are not at your desk.

low

Power Management

power

The extension can keep your screen awake and prevent your computer from going to sleep. This is helpful when watching videos or during presentations.

low