Symptoms
- Low storage warning notification
- Can't download new files or install apps
- Files app shows almost no free space
- Downloads or updates fail
Likely causes
- CommonDownloads folder full of filesFiles saved locally instead of to Google Drive add up quickly on small storage drives.
- CommonOffline media or files cached for offline useOffline Google Docs, downloaded videos, and cached files use real storage space.
- PossibleAndroid or Linux apps and their dataInstalled apps and their caches can use several gigabytes over time.
- PossibleBrowser cache grown largeCached site data accumulates over months of browsing.
What to do
- Open the Files app, go to the Downloads folder, and delete or move files you don't need locally to Google Drive.
- Go to Settings > Storage to see a breakdown of what's using space (apps, browsing data, and so on).
- Empty the Files app trash, since deleted files sit there until manually cleared.
- Remove offline availability for large Google Docs, Sheets, or videos you no longer need offline.
- Uninstall unused Android or Linux apps from Settings > Apps.
- Clear browsing data in Settings > Privacy and security > Clear browsing data, choosing cached images and files.
When to call a pro
Not applicable; this is a settings and storage management issue.
Safety
Generally low risk
Generally low risk for a careful person. Stop if anything looks different from what this guide describes.