How to Free Up Storage on Android
Published: November 10, 2026
Source: Android Help by Google
Clear junk, big files and unused apps so your phone stops showing 'storage full'.
Before you start
- Open Settings, then “Storage”, and note down the top two or three space-eaters first — the biggest category is your target, so you clean the right things instead of deleting things at random.
- Before you delete any photo or video, make sure it is backed up or moved somewhere else first — deleted files from the phone cannot always be brought back.
- Do not tap “Clear data” or “Clear storage” by mistake — that button logs you out and deletes the app’s saved files. Only “Clear cache” removes temporary junk.
See what is eating space
Open Settings on your phone, then tap "Storage". You will see a bar or a list showing how much space is used and by what — usually apps, photos and videos, audio, and system files. The biggest category is your target: if photos take the most space, cleaning apps will not help much, and if one app is huge, deleting old photos will not fix it either.
On many phones, tapping a category shows more detail — for example, tapping "Apps" lists your apps from biggest to smallest, and tapping "Photos" shows how much space your pictures and videos take. Note down the top two or three space-eaters before you move on, so you clean the right things instead of deleting things at random.
Clear app cache
Cache is temporary data that apps save to load faster — old images, thumbnails, and bits of web pages. It builds up over time and can grow very large, especially in browsers, social media apps, and shopping apps. To clear it, go to Settings, then "Apps", tap an app from your list in step 1, then tap "Storage" and choose "Clear cache".
Do this for the heaviest apps first — usually your browser, WhatsApp, Instagram, YouTube, and your shopping apps. Clearing cache does not delete your photos, chats, or logins; the app simply rebuilds its temporary files as you use it again. Never tap "Clear data" or "Clear storage" by mistake — that is a different button, and it logs you out and deletes the app's saved files.
Remove downloads and duplicates
Open your Files app (on many phones it is called "Files by Google" or just "Files") and tap "Downloads". This folder collects everything you have ever downloaded — PDFs, APK files, images from chats, and documents you opened once and forgot. Look through the list and delete anything you no longer need, especially large files and old installers.
Next, check for duplicates. Your gallery often holds several copies of the same photo — burst shots, forwarded images, and screenshots of the same thing. In the Files app, look for a "Clean" or "Duplicates" suggestion, or open your gallery and sort by date to spot repeats. Delete the extra copies, but keep the best one. Also check the WhatsApp media folder — forwarded photos and videos pile up there quietly and it is often the biggest hidden folder on the phone.
Move media to SD card or cloud
Photos and videos are usually the largest thing on a phone, and moving them is the fastest way to free a big chunk of space at once. If your phone has a memory card slot, open your Files app, select your photos and videos, tap "Move", and choose the SD card as the destination. Check that the files actually arrived on the card before you delete them from the phone.
If your phone has no card slot, use the cloud instead. In the Google Photos app, tap your profile picture, then "Backup", and turn on backup for your photos and videos. Wait until the backup finishes — the app shows whether your photos are backed up — and only then use the "Free up space" option in the app, which deletes the phone copies that are safely backed up. The exact menu names may vary by phone and app version, but the idea is the same: copy first, delete second.
Tips
- WhatsApp media is usually the biggest hidden folder — check it first. In WhatsApp, go to Settings, then "Storage and data", then "Manage storage" to see your biggest chats and files.
- Uninstall apps you have not opened in months — a game or shopping app you forgot about can be taking more space than all your photos.
- Check your storage again after each step, so you can see what actually worked and how much space you got back.
Keep in mind
- Clear cache, not app data — clearing data logs you out and deletes app files, while clearing cache only removes temporary junk.
- Never delete a photo or video until you are sure it is backed up or moved somewhere else — deleted files from the phone cannot always be brought back.
- Be careful with "cleaner" apps that promise to free space for you — some show heavy ads or ask for permissions they do not need. Your phone's own Settings and Files app are enough.
- Do not move app data or system files to the SD card by hand — only move your own photos, videos, and documents, or apps may stop working.
FAQs
Will clearing cache delete my photos?
No. Cache is temporary junk; your photos and chats stay safe. Clearing cache only removes temporary files that apps rebuild on their own. The button to avoid is "Clear data" or "Clear storage" — that one deletes the app's saved files and logs you out.
Why is my storage full again a few days later?
Cache builds up again as you use your apps, and WhatsApp keeps saving every photo and video you receive. Turn off auto-download for media in WhatsApp (Settings, then "Storage and data", then "Media auto-download") and clear cache once in a while so the phone does not fill up again so fast.
Can I get back a photo I deleted by mistake?
Sometimes. Open your gallery app and look for a "Trash" or "Bin" folder — deleted photos usually stay there for a while before they are removed for good. If the photo was a WhatsApp photo, check the WhatsApp media folder too. If it is gone from the trash, it is usually gone for good, unless it was backed up to the cloud. Deleted WhatsApp chats are a different problem — see our guide on recovering deleted WhatsApp messages.
What if my phone has no SD card slot?
Use the cloud instead. Back up your photos and videos to Google Photos or Google Drive, wait until the backup is complete, and then delete the phone copies. You can also move files to a computer with a USB cable if you prefer to keep them offline.
