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When facing the problem of phone memory being full despite the absence of large files, the user feels frustrated and annoyed, especially when there is an urgent need to install a new application or take photos and videos.
Most of the causes lie in hidden data and cached storage within the system or applications, in addition to default settings that may increase space consumption. In this article, we present the main causes and practical methods for checking and clearing phone memory, along with strategies to prevent sudden memory fill-up.
Causes of Phone Memory Filling Up
Despite your device being free of large media files, several factors lead to space depletion, and here are the most prominent:
Application Cache
Applications store temporary files (Cache) to speed up their performance during browsing or display. Over time, these files accumulate and occupy hundreds of megabytes or more. According to a report by Android Authority, the cache of a web browser can consume over 500 megabytes after a few weeks of use.
Follow the steps below according to your phone type:
- Android: You have two methods, the first is to use the application: Go to Settings > Apps > Select the app > Storage location, then tap Clear Cached Data.
The second method for easier deletion is provided by Android with quick options for selecting apps: Go to Device Care then Storage and at the bottom App Cache. A complete list of applications will appear, select the apps you see and then press the Clear or erase button. (Note: I have 5.4 GB of cached application data on my phone!)
- iPhone: The system does not provide a direct option for clearing; therefore, it is preferable to delete the app and reinstall it if its size exceeds a large size, or use the Clear Cache option from within the application’s own settings (such as Telegram or TikTok).
Application Data
Some applications such as social networks or maps keep local data for offline access. This data includes thumbnails, browsing history, and cached maps, which can total a full gigabyte if not cleaned regularly.
How to implement:
- Social Media Applications: Go to settings (Data and Storage) within the application, and use the Manage Storage option to delete automatically downloaded videos and images.
- Maps Applications: Enter the Google Maps application, then your profile, and choose Maps Available Offline and delete areas you no longer need.
- For comprehensive deletion: On Android, you can tap on Clear Data from the app settings, but be aware that this will require you to log in again.
System Files and Updates
The system stores OTA update files in internal memory until they are installed. If the update process stops for some reason, this package remains stored. Additionally, the system logs (logs) and crash reports consume space gradually.
How to implement:
- Pending Updates: Ensure to complete the installation of any pending system updates or delete them via Storage Settings > System Files, where you will find the update packages (OTA) available for deletion in some Android interfaces.
- Restart: Restart your phone at least once a week; this simple process will automatically delete log files and temporary files created by the system during operation and clear up random memory.
Automatic Backups
Some cloud storage services (Google Drive, iCloud) create automatic backups that include photos, messages, and call logs. If a local copy is saved before uploading, an excess of local backups may accumulate.
Here’s an additional practical addition to this paragraph that explains to the user how to manage these backups to save space:
How to implement:
- Android (Google Photos): Use the “Free Up Space” feature in the app settings; the system will delete photos that have been confirmed to be uploaded to the cloud from internal phone memory while keeping them available for online viewing.
- iPhone (iCloud): Enable the option “Optimize iPhone Storage” from photo settings; this option replaces original images with smaller copies, while the original full version remains in the cloud.
- Local Backups: In applications like WhatsApp, go to Chat Settings > Backup, and make sure to delete old backups that are manually stored in phone memory (Databases folder) if you are relying solely on cloud backups.
Methods to Check Memory Consumption on the Phone
To accurately understand the source of the problem, it is recommended to follow these steps to check the space and its consumption:
Using Built-in System Tools
Go to your phone’s settings, then storage (Storage) to view a chart showing both applications and media and the system. Some user interfaces like One UI or MIUI provide a detailed view of large and small file folders.
- Android: Go to Settings > Device Care (or About Phone) > Storage; here you can tap on each category (such as “Apps” or “System”) to see the details, and use the “Recycle Bin” feature to empty files that were recently deleted.
- iPhone: Go to Settings > General > iPhone Storage; the system will give you smart recommendations such as “Offload Unused Apps” and provide a detailed view of the size of each app and its associated data.
External Applications for Monitoring Memory
Applications like Files by Google or DiskUsage can be relied upon to analyze internal memory and discover folders consuming the most space. These tools fragment the space and clarify the size of each file or folder.
- Files by Google: Open the application and go to the “Clean” tab; the app will automatically suggest deleting duplicate and large files, along with old screenshots.
- Folder Analysis: Use the DiskUsage app (for Android) to see a visual map of folders; the larger the square in the map, the more space it consumes, making it easier for you to quickly identify the “culprits”.
Checking via Computer
By connecting the phone to the computer via USB cable, you can manually browse the folder structure and delete unnecessary files or transfer them to the computer directly.
- Connect the Device: Upon connecting the phone, choose the “File Transfer” mode from the phone notifications so it shows as a hard drive on the computer.
- Search for Large Files: Use the search bar in the “File Explorer” (Windows Explorer) and type
size:giganticto immediately find all files larger than 128 MB and remove or transfer them to relieve pressure on phone memory.
Effective Solutions to Free Up Memory Space
After identifying the sources of consumption, the following actions can be applied to eliminate excess files and recover space (where most of the following actions are located in Android settings under Device Care then Manage Storage):
Clear Application Cache
In the application settings (App Info), select the app and then “Clear Cache”. Do not click on Clear Data unless you are ready to log in again or lose some settings.
You can also quickly and comprehensively clear via Settings then Device Care then Storage then App Cache. A list of applications will appear, select the applications you see and then tap the Clear button.
To clear individually; go to Application settings > Storage and press Clear Cache. Start with the most consuming applications like “YouTube” and “Chrome”. Repeat the process weekly to ensure that unnecessary files do not accumulate again.
Delete Unused Applications
Regularly review installed applications and delete what you do not need. According to TechRadar, this step reduces memory consumption by up to 20% in moderate-use phones.
On Android: Go to Device Care then Storage and at the bottom, select Unused Apps. Note that in the image below, I have almost 4 GB occupied by applications I have not used for a long time.
Select the apps you want and tap on the Uninstall button at the bottom to remove them all at once.
Use the “Unused apps” feature in the Google Play Store or Storage settings on iPhone; where a list of applications that you have not opened for months will appear. Delete them immediately, and you can always re-download them later when needed while keeping your data in the cloud.
Delete Large Files
You can remove duplicate files from the device that may occupy some space.
Delete Backups of Old Music or Audio Files
Below you will find a set of suggestions to free up space on the device that we will explain all. The first option allows you to delete cached backups of images and videos. Select what you want and delete them all at once.
Remove Installation Packages
After installing any software, the installer might remain on the device and consume unnecessary space. To get rid of these files, you can use this option as shown in the image:
Delete Old Photos
This category is sensitive, use it with caution. We often keep old photos for memories. However, it is a great option on Android, where it classifies those files at once and allows you the option to select for deletion.
Delete Archived Applications
Archived applications are those that Android archives due to lack of usage to free up more space. It compresses them while keeping all application data until they are reused.
But what if you never want to use those apps? You can now view them together and delete what you want to free up memory space.
Delete Long-Unused Downloaded Files
You can delete files that you downloaded a long time ago and have neither opened nor used. Android collects these files in one place and allows you to select what you want and delete them all at once.
Delete Old Screenshots
One of the most accumulated items we have are screenshots that pile up over time and are hard to find to dispose of. Here, this option has made it easier.
Delete Old Audio Files
You can also delete old audio files that you no longer listen to:
Transfer Media to Memory Card or Cloud
If your phone supports a microSD card, transfer photos and videos to the external card. Alternatively, rely on cloud services like Google Photos or Dropbox to automatically upload photos and delete them locally after uploading.
Go to camera settings and make the default storage path the SD card instead of internal memory. For old photos, use the Google Photos app and press the “Free Up Device Space” option to delete local copies that have been successfully uploaded.
Remove Stopped Update Packages
When the operating system stops updating, look in the OTA folder or stored update packages and delete them manually via the file manager.
In Android devices, use the file manager to search for folders named .ota or Update and clear them out. On iPhone, you can find downloaded updates via Settings > General > iPhone Storage, then select the update file and delete it if you do not intend to install it currently.
Use Lite Storage Mode
Some applications like Facebook Lite or Spotify Lite provide similar performance without consuming much memory, while reducing the size of cached data.
Replace bulky applications with “Lite” versions from the store, or rely on “Web Apps” (PWA) by opening the site from the browser and selecting “Add to Home Screen”; this method saves hundreds of megabytes as it does not require installing full system files.
Clean the Recycle Bin and Download Logs
Don’t forget the Recycle Bin (if available) within file management applications, and temporarily delete the download log via the web browser.
And we have two methods: the first manually as per each application if it provides a Recycle Bin option like the studio:
Open the “Gallery” app, press the Menu button, and then select Trash. Select what you want manually or press the menu button then Empty.
Or via the File Manager, you will find at the bottom a Trash option where you can manually empty it, as deleted files remain for 30 days before final deletion. Also, enter the Downloads folder and delete old APK and PDF files that you no longer need.
The second method automatically for the entire device:
From the device settings, go to Device Care, then Storage, and at the bottom you will find the Trash option where you can select 3 applications, which are the Gallery, File Manager, and Calendar, and empty their trash bins all at once.
Update the Operating System and Applications
New updates often contain improvements in memory management and fix memory leaks. Keep your phone’s operating system updated to benefit from these advantages.
Go to Settings > Software Update and make sure to install the latest versions. System updates not only add features but also perform an “internal cleaning” of system databases and fix errors that cause system files to swell unnaturally (System Data leakage).
How to Prevent Sudden Memory Fill-up
After solving the problem, follow these strategies to avoid repeating it in the future:
Schedule Regular Cleanup Operations
Set a monthly reminder in your calendar to clear the cache and delete unnecessary files.
- Set a Reminder: Use the “Calendar” or “Reminders” app to set a recurring alert on the first day of every month titled “Phone Memory Maintenance”; dedicate this time to review large photo folders and delete videos you no longer wish to keep locally.
- Smart Maintenance Applications: On Android devices, you can use the “Auto Optimization” feature from the Device Care settings to schedule a restart of the phone and automatically clean the random memory at a specific time (like 3 AM), ensuring the phone remains fast without constant manual intervention.
Enable Automatic Cleaning
Some interfaces offer an option to automate the clearing of temporary files when a certain size is exceeded, enable this option if available.
- Android: Search in settings for the “Auto Cleaning” or “System Optimization” feature, and schedule it to run once daily during sleep to automatically remove temporary files and failed system logs.
- Browsers: In Chrome browser settings, enable the “Safe Browsing” option and delete website data upon closing tabs to ensure that hundreds of megabytes of annoying cookie files do not accumulate.
Rely on Cloud Services
Invest free space in Google Drive or iCloud to store photos and documents, setting the app to delete local copies after uploading.
- Set Automatic Upload: Make sure to activate the “Upload over Wi-Fi only” option in apps like Google Drive, ensuring that your data package isn’t consumed, along with enabling the “Delete original after upload” feature to immediately save space on internal memory.
- Messaging Apps: In WhatsApp, disable the “Save media to gallery” feature; thus, you can view images and videos within the app without them being actually stored in phone memory and causing sudden fill-up.
Monitor Daily Usage
Spend a few minutes each day reviewing storage settings to ensure that large or unnecessary files are not accumulating.
- Memory-Hungry Apps: Regularly monitor the “Most Memory-Consuming Apps” list in storage settings; some social media applications can consume a full gigabyte in a single day due to intense video browsing.
- Download Management: Get used to reviewing the Downloads folder at the end of each day to delete installation files (APK) or temporary documents that you opened only once, as these files are the primary cause of the “memory full” message.
Additional Tips
In addition to the previous solutions, you should try the following:
- Use USB OTG to transfer files quickly without connecting the phone to the computer.
- Format the external memory card from time to time to remove errors and free up additional space.
- If memory depletion continues, consider performing a factory reset after backing up important data.
- For advanced Android users, custom ROMs free of bloatware can be installed.
By following these steps and systematically managing memory, you can resolve the issue of phone memory fullness and enjoy smooth performance without interruptions. Remember that regular maintenance is better than repeatedly relying on urgent solutions.
