Google Drive storage can include hidden data from connected apps, not just ordinary files visible in My Drive. Identify the responsible app and the purpose of its data before removing anything. Hidden app data is not automatically malware or an expendable duplicate.
Confirm the storage category
Check the correct Google Account’s storage breakdown. Google’s storage guidance says Other storage can include device backups and hidden app data, while the visible desktop Drive folder does not show every category contributing to cloud usage.
Do not confuse local cache size, Google Account quota, and an organization’s shared storage. A large local folder or missing ordinary-file match does not identify the source of every cloud-storage warning.
Inspect connected apps
Open Drive settings and Manage apps, the route identified by Google’s storage guide for reviewing hidden app data. Check the app’s publisher, purpose, and any available storage information. Use its product page or organization contact when the data’s role is unclear.
Some app content can support settings, records, or recovery workflows. Verify the application’s current state and any required export or backup before choosing a deletion option.
Separate access removal from data deletion
Disconnecting an app, removing its Google Account permissions, and deleting stored app data are separate decisions. Read each confirmation and do not assume every action has a recoverable Trash stage or retrieves data already processed by a provider. For a managed account, involve the administrator and data owner. Remove only material whose purpose and retention requirements are understood. After an authorized change, verify the app’s intended behavior and current storage measurement rather than repeatedly deleting additional categories because the meter has not updated immediately.
References
- Manage your storage in Drive, Gmail & Photos
- Understand your computer and Google storage when using Drive for Desktop
- Use Google Drive apps
Reviewed against the linked official product guidance on November 3, 2026. Features, limits, screen labels, and access can vary by account, platform, region, and organization policy.