Owners of a popular smartphone Samsung Galaxy A30s often encounter a situation where the built-in storage fills up faster than expected. The basic version of the device has 32 or 64 gigabytes of internal memory, a significant part of which is occupied by system files and pre-installed software. This creates a feeling of lack of space after just a few months of active use of the gadget.
Slowdown of the interface, the inability to install new application updates and constant notifications about lack of space are typical symptoms of a full drive. Many users mistakenly believe that the only solution is to buy a new, more expensive smartphone. However, there are a number of effective optimization methods that can significantly free up space without financial costs.
In this article we will analyze in detail all the available ways to expand the usable space on your device. You will learn how to properly manage files, transfer data to external storage, and use system utilities for deep cleaning. A competent approach to memory management will extend the comfortable life of your Android smartphone.
Analysis of the fullness of the internal storage
Before you start deleting files, you need to understand what exactly is taking up precious gigabytes. In the operating system Android there is a built-in analysis tool that visualizes the distribution of data. Going to the menu Settings → Device maintenance → Memory will show a detailed usage diagram.
Most often, the lion's share of space is taken up by photos, videos and messenger caches. Social networks and communication applications tend to accumulate gigabytes of temporary files that the user does not even notice. For example, watching dozens of videos in chats can quietly take up 5-10 GB of space.
System partitions also require attention. Sometimes, after major firmware updates, files from the previous version of the system remain in memory, intended for rollback, but which have become unnecessary ballast. Using third-party disk analyzers, such as DiskUsage, allows you to see the folder structure in the form of a visual map.
⚠️ Attention: When deleting files from system folders manually, there is a high risk of disrupting the operation of the operating system. Delete only data whose purpose you fully understand.
Pay attention to the “Other” or “Miscellaneous” section in memory statistics. Remnants of deleted applications or damaged databases are often hidden there. Clearing this partition can only be done through a factory reset or specialized software, but in most cases, standard clearing the cache solves the problem.
Using a microSD memory card for expansion
The most obvious and effective way to increase storage capacity by Samsung A30s is to install a microSD memory card. The device supports cards up to 512 GB, which is many times greater than the capabilities of the built-in storage. This turns the smartphone into a real multimedia combine.
After physically installing the card, you need to configure it correctly. The system will offer two options for use: as portable storage or as part of the internal memory. To store photos, music and documents, it is better to choose the first option to avoid problems when removing the card.
- 📸 Set the camera to save all new pictures and videos directly to the memory card through the settings menu of the Camera application.
- 🎵 Transfer your entire music library and downloaded podcasts to folders on external media to free up the main partition.
- 📁 Change the file download path in the browser Chrome or Samsung Internetso that the downloaded documents immediately go to the card.
Software developers themselves determine whether to allow the transfer of their app to external media. This function depends on the version Android and the security policy of the specific application.
Buy memory cards with speed class U3 or V30 to avoid delays when recording high-resolution video and slowdowns when launching heavy applications.
Transferring applications to external storage
Although the ability to transfer applications is limited, For some apps this function is available and works reliably. To check this possibility, go to Settings → Applications, select the desired app and find the “Storage” item. If the "Change" button is active, you can move the application.
When moving to a memory card, the application body itself moves, but important system data and cache may remain in the internal memory. This means that you will not free up 100% of the space occupied by the app, but significant savings will still occur.
The transfer is especially relevant for heavy games and graphic editors that take up hundreds of megabytes. Games with a large cache size often allow you to transfer the bulk of the data, leaving only small configuration files in the internal memory.
| Application type | Possibility of transfer | Recommendation |
|---|---|---|
| System services | Impossible | Leave in internal memory |
| Social networks | Partially | Transfer, but clear cache regularly |
| Heavy games | High | Must be transferred to an SD card |
| Messengers | Depends on the version | It is better to store media on the card manually |
If the transfer button is grayed out, there are workarounds via computer and USB debugging, but they require root access and may void the warranty. For the average user, it is safer to use standard system tools.
☑️ Preparing to transfer applications
Deep cleaning of cache and temporary files
Cached data speeds up applications, but over time they grow to obscene sizes. Clearing the cache is a safe procedure that does not delete your logins, passwords or personal correspondence. It only erases temporary files, which the app will download again if necessary.
Smartphones Samsung have a convenient function to clear the cache of all applications at once. To do this, go to Settings → Device maintenance → Memory and click the “Clear Now” button. The system will automatically detect unnecessary files and delete them.
Messengers deserve special attention. There are built-in memory management tools. In the settings of these applications, you can configure automatic deletion of media files older than a certain date or limit the cache size. Telegram And WhatsApp There are built-in memory management tools. In the settings of these applications, you can configure automatic deletion of media files older than a certain date or limit the cache size.
⚠️ Attention: Clearing data (not to be confused with the cache) will completely reset the application to its factory state. You will lose your entire chat history and settings if you have not made a backup copy.
Regularly clearing your browser cache is also necessary. When visiting websites, the browser saves images and scripts to load pages quickly in the future. Over the course of a year of active surfing, such a cache can occupy several gigabytes.
Removing duplicates and unused content
Over time, unsuccessful duplicates of pictures, screenshots and similar photographs accumulate in the gallery. Manually deleting them is long and tedious, but modern galleries and third-party applications can find similar images automatically.
Use the “Similar Photos” function in the standard gallery Samsung or install a specialized cleaner. This will allow you to quickly delete a series of identical frames, leaving only the most successful option. It's also worth checking your Downloads folder, where APK installation files of older versions of apps often accumulate.
Unused applications are another source of space wastage. Go to the list of installed apps and sort them by date of last use. If you haven't opened the application for several months, most likely you don't need it.
Hidden trash folders
At the root of the internal memory there are often folders with names like .thumbnails or log. They can take up a lot of space, but deleting them is safe, since they are technical logs and thumbnails.
Pay special attention to offline maps and downloaded movies on streaming services. Users often download content in reserve and then forget about it. Check Netflix, YouTube Premium and Yandex.Music for downloaded files that you have already watched or listened to.
Resetting settings as a last resort optimization measure
If none of the above methods gave the desired result, there remains a radical, but most effective way - a complete reset of the device to factory settings. This removes absolutely all data, viruses, file system errors and software junk.
Before performing this procedure, it is critical to create a complete backup copy of all contacts, photos and documents. Use a cloud service Samsung Cloud or Google Drive, and also copy important files to your computer.
The reset process is launched through the menu Settings → General settings → Reset → Reset data. The device will reboot and begin the cleaning process, which may take from 10 to 30 minutes depending on the amount of full memory.
⚠️ Attention: Make sure the battery charge is at least 50% before starting the reset. Interrupting the process due to a low battery may damage the smartphone.
After the reset, you will receive the device in “out of the box” condition. It is recommended to install applications selectively, without restoring all old apps from a backup copy at once, so as not to return the problem of memory overflow.
A full reset is the only way to ensure that system garbage and errors accumulated over the years of using a smartphone are removed.
Frequently asked questions (FAQ)
Is it possible combine internal memory and memory card into one on Samsung A30s?
Officially, the Adoptable Storage function in Samsung's One UI is often hidden or disabled to ensure system stability. Forced activation is only possible through a computer and ADB commands, but this can lead to unstable operation of the phone and loss of data when the card is removed.
Why is space not freed up after deleting applications?
When you delete an application, its main files are erased, but folders with data, cache and settings often remain in memory. You need to manually check the file manager and delete residual folders in the directory Android/data or in the root of the internal memory.
Does full memory affect the speed of the Samsung A30s?
Yes, directly. When free space is less than 10% of the total volume, the system starts to slow down. This is due to the peculiarities of flash memory, which requires free space for wear leveling algorithms and recording temporary files.
How to transfer WhatsApp completely to a memory card?
It is impossible to completely transfer the WhatsApp application to a memory card without root access. However, you can transfer the database with correspondence and media files. To do this, in WhatsApp settings, select “Chats” → “Backup chats” and change the save path to an SD card (if the application version supports it).