The constant pop-up notification “Not enough memory” on Android blocks the installation of updates, slows down the system and prevents you from taking a new photo, forcing the user to urgently free up space in the internal storage.
The reasons for this problem can be very different: from the accumulation of temporary messenger files to unsuccessful distribution of space between the internal memory and the card SD. In this article, we will look at effective methods for freeing up space that will help not only temporarily hide a notification, but also optimize the performance of your gadget.
Analyzing storage fullness
Before you start deleting files, you need to understand exactly what is taking up precious gigabytes. Modern shells Android provide built-in tools for detailed analysis, which are often hidden deep in the settings menu.
Go to the Settings → Storage (or Memory) section to see a visualization of the occupied space. The system automatically categorizes data: applications, images, videos, audio and system files. Pay attention to the “Other” or “Miscellaneous” item - forgotten downloads and remnants of deleted apps often accumulate there.
Sometimes the problem lies not in the size of the files, but in the features of the file system or an indexing error. In such cases, rebooting the device may temporarily update the free space data, but this will not solve the root of the problem.
⚠️ Warning: If the system shows that the memory is 100% full, but you do not see large files, the media scanner cache may be damaged. Try clearing the Media Storage application data in the application settings.
For deeper analysis, you can use third-party utilities such as Files by Google or DiskUsage. They provide a visual memory map, where the size of each rectangle corresponds to the size of the file. This allows you to instantly find the “heavyweights” that you might have forgotten to delete.
Clearing the application cache and system data
The fastest way to free up space is to delete cached data. Cache is temporary information that applications save to speed up work, but over time it can grow to gigantic proportions.
The most “gluttonous” are usually social networks and instant messengers. For example, Telegram or Viber can store gigabytes of viewed media files, even if you have already seen them. Go to the settings of a specific application, select the section Data and memory and click the clear cache button.
- 🗑️ Clear the browser cache Chrome or Yandexby deleting temporary files Internet.
- 📱 Check the application settings in the section
Applications → All applicationsand sort them by size. - 🔄 Use the “Clear all” function in the storage menu if your shell Android offers such an option.
It is important to distinguish between the concepts of “Clear cache” and “Clear data”. The first deletion is safe and will not affect your logins or correspondence. The second will reset the application to factory settings, deleting all your personal information inside it.
Do not delete the cache of offline navigation maps (for example, Yandex.Maps or Google Maps), if you often visit places without the Internet, you will have to download regional maps again.
The system cache can also take up space, but access to it is limited. In some cases, entering recovery mode (Recovery Mode) and selecting item Wipe Cache Partitionhelps. This procedure is safe for personal data, but requires care when navigating the volume buttons.
Transferring applications to a memory card
If your device supports installing cards microSD, this can be a lifesaver if there is not enough internal memory. However, not all applications allow you to transfer yourself to external media - this depends on the developer’s policy and version Android.
To transfer, go to Settings → Applications, select the desired app and find the button Change or Move to SD card. If the button is inactive, it means that the developer has prohibited the transfer, and you will have to look for alternative solutions.
| Data type | Can transfer | Where to store | Risk of loss |
|---|---|---|---|
| Photos and videos | Yes | SD card / Cloud | Low |
| Application cache | No | Internal memory | No |
| Download files | Yes | SD card | Medium |
| System files | None | System partition | High |
There is an “Adaptive Memory” feature that formats the memory card as part of the internal storage. This allows you to install any applications on it, but the card will be encrypted and will not be able to work in other devices without formatting.
⚠️ Attention: Memory cards have a lower write speed than internal flash memory. Transferring heavy games or system applications can lead to slowdowns and long loading times.
☑️ Preparing for data transfer
Removing duplicates and unnecessary files
Over the years of using a smartphone, hundreds of duplicate photos, screenshots and documents accumulate in the memory. Manually sorting thousands of files takes hours, so it is better to use automated tools.
Many manufacturers build a “Phone Manager” or “Optimizer” into their shells. These utilities can find similar images, blurry photos and old screenshots, offering to delete them in one click. It is also worth checking the folder Download (Downloads), where installation files .apk from already installed apps are often located.
Pay attention to the messenger folders. The directory Android/media or root folder often contains copies of documents and images that you received in chats years ago. Deleting them will not affect the correspondence history, since the files will be downloaded from the cloud if necessary.
How to find hidden large files?
Use a file manager with a sorting function by size. Look for files larger than 100 MB - these are often forgotten movies or archives that can be safely deleted or moved to your computer.
Don't forget about the recycle bin. In modern versions Android and galleries, deleted files do not disappear immediately, but are stored in the trash for up to 30 days, continuing to take up space. Emptying the trash is the final touch in the process of putting things in order.
Using cloud storage
When the physical space on the device runs out, the logical solution is to transfer data to the “cloud”. Services like Google Photos, Yandex.Disk or Dropbox allow you to store an unlimited number of media files on remote servers.
Set up automatic uploading of photos and videos to the cloud. Once your files are synced, use the Free Up Space feature in the gallery app. It will delete local copies of files, leaving only their thumbnails or links to the cloud.
This solution is ideal for those who do not want to delete memorable photos, but need free space for the system to work. Access to files will remain instantaneous as long as you have an Internet connection.
Cloud storage is the best way to save an archive of photos and videos without occupying the internal memory of your smartphone, but requires a stable Internet connection for viewing.
Remember that free plans for cloud services are limited in volume. If you have terabytes of video, you will have to either buy additional space or ruthlessly delete old content.
Resetting settings as a last resort
If none of the above methods helped and the notification continues to appear, perhaps a serious failure has occurred in the system or software garbage has accumulated that cannot be removed by standard means.
B In this case, it is recommended to perform a factory reset. Before doing this, be sure to create a complete backup of all important data to your computer or to the cloud, as this process will delete absolutely everything from the device.
Settings → System → Reset settings → Delete all dataAfter the reset, the phone will look like new, with a clean memory partition. This is guaranteed to remove the out-of-space error if it is not caused by a physical failure of the memory chip.
⚠️ Attention: Make sure you remember the password for your Google account. After the reset, the system will require you to enter it to confirm ownership of the device (FRP protection).
Frequently asked questions
Why does the memory fill up by itself immediately after cleaning?
Most likely, you have automatic media downloading active in instant messengers or background photo synchronization is running. Check your startup settings in WhatsApp and Telegram, and also disable caching of streaming video in applications like YouTube or Netflix.
Is it possible to delete the Android folder on a memory card?
No, you cannot delete the entire folder Android as it stores data from installed applications and the cache. Deleting will reset app settings and loss of progress in games. Delete only specific files inside subfolders if you are sure of their purpose.
What to do if the “Clear cache” button is inactive?
This may mean that the application is system and does not allow clearing the cache without superuser rights, or the cache is already empty. Try updating the application or reinstalling it.
Does lack of memory affect the speed of the phone?
Yes, critically. When the free space is less than 10%, the system cannot effectively use the page file and create temporary files, which leads to severe freezes and application crashes.
How to transfer WhatsApp completely to an SD card?
Officially, WhatsApp does not support a complete transfer to an SD card on new versions of Android. However, you can change the folder for saving media files in the settings of the messenger itself or use the “Move to SD card” function for the entire WhatsApp folder through the file manager, if access rights allow it.