Solve: Android Storage Space Running Out

After a long time of usage, you may meet the “Storage Space running out” error message. Here we will teach you how to the low disk space on Android storage space.


By Cherry / Updated on May 12, 2023

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Storage space running out

As we all know, the android smartphones or tablets come with limited memory space. Thus, many android smartphone or tablet users may meet the problem “Internal storage space running out”. If you meet this problem, you will be very annoyed because it may warn you like 10 times a day that your storage space running out. When you meet the problem, you cannot install any apps on your android, and you cannot store any new data on your android device, furthermore, your android device may running slower and slower.

Space Running Out

Android internal storage running out solution

For the android storage space running out problem, many users would figure out a way to fix it. Some of them try to move data from phone memory to the internal SD card, like apps, musics, videos, or other data. Some of them try to clear the cache data, not only the browser that generates cache files or temp files, but also the cache data from android apps. It will help a lot at the time, but with the use of your phone, the problem will appear again. Part of users uninstalled a lot of applications, and delete large files, however, it cannot solve the problem from the source.

To fix the insufficient storage available on android, the most effective way is to partition SD card on android, or expand the storage space using a quality SD card. Part of android phone allows you to add an external SD card to expand the internal memory storage. Here we will introduce you how to do when your android storage space running out.

Make sure that your phone has a microSD slot. If your phone has a microSD slot, you can save photos or music to it, leaving the internal storage for apps or other essential files. If your phone doesn’t have a slot for a microSD card, you can use one via USB OTG or with a microSD card adapter.

MicroSD Card Adapter

However, when you add a microSD card to your android phone, you need to format SD card to EXT3 first.

How to format microSD card before add to android devices?

Android users all know that it is necessary to format microSD card to EXT3 before using it to expand android storage space. But how to format it to EXT3? Here you can take use of the free partition manager AOMEI Partition Assistant Standard, the very powerful partition manager that can help you format microSD card easily. The next content is how to format SD card with AOMEI Partition Assistant.

Before you do:

1. Connect your SD card to your computer, make sure it can be detected. Some laptops and desktops have built-in memory card slots. If not, you may need a USB card reader to connect the SD card to your computer.

2. Format SD card will destroy all data on your SD card. It is necessary to save data before formatting SD card in Windows if there are some important files on it.

3. Install AOMEI Partition Assistant Professional to your computer (or you can download AOMEI Partition Assistant free, and install the free one to your computer). Both editions support all Windows PC versions including Windows 10/8/7/Vista/XP.

Download Freeware Win 10/8.1/8/7/XP
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Step1. Launch AOMEI Partition Assistant. And it will display you all the storage devices in the main interface. The SD card will be labeled as “removable”. Here you need to right click it, select Format Partition.

Format Partition

Step2. Then, it will pop out a window that you can choose to format it as EXT3.

Select Ext3

Step3. You will back to the main interface and preview the operations. Click Apply to submit the task.


Wait a minute, after the proceed reaches 100%, you can exit the program. Disconnect the SD card from your computer, and connect it to your android device. therefore, you can move the large files and apps to the new SD card. And the internal storage space running out problem will be solved in time.

AOMEI Partition Assistant is more than a microSD card format tool. Besides this feature, it has many more functions, like fix SD card not working in Windows 10, format external hard drive to FAT32, partition computer hard drive, etc. It is worth to use. If you are Windows Server users, the AOMEI Partition Assistant Server is suitable for you.

Cherry · Staff Editor
Cherry is an editor of AOMEI Technology, she covers backup & restore, hard disk & partitions management, cloud files transfer, website & database backup and so on for AOMEI. She enjoys helping people find solutions to their problems. She loves traveling, cooking, reading and so on. She takes most of time with her family when she is not working.