Open Settings
Go to Storage
Tap Apps and clear cache for large apps
Delete unused apps
Clear downloads in the Downloads app
Delete old photos and videos from Gallery or Google Photos
Empty the Trash or Bin in Gallery and Photos
Clear cached data in browser apps
Clear app storage for apps you no longer use
Delete offline files from music, video, and map apps
Remove duplicate files with a file manager
Delete old WhatsApp or Telegram media
Clear app data for apps with large storage use
Restart the phone after cleanup
Use Files by Google to find and remove junk files
Back up and factory reset if Other Storage remains unusually large