Are you familiar with “SD card blank or has unsupported file system” error? Actually, this is a common problem that bothers lots of users. If you’re careful enough when surfing the internet and browsing websites, you’ll find this SD card issue in many forums and posts.

Indeed, the word “blank” could mean either corrupted (unreadable) or damaged. When you find SD card is blank or has unsupported file system, you must realize that your SD card is in trouble.

On the internet, it’s easy to find lots of people seeking for free external hard drive partition recovery tool. But what is external hard drive? We guess this term is not unfamiliar to the vast majority of computer users. Judging from the name, we can easily find that external hard drive is named with respect to the internal hard disk. The biggest difference between external hard drive and internal hard drive lies in the location where the hard drive is placed.

As you know, swap partition is an important part of Linux. When installing Linux system, you may need to add a swap partition to your Linux. And what is Swap Partition? In fact, Linux Swap partition refers to the virtual memory partition under Linux. When physical memory of the system is not enough, the Swap partition can release a part of the hard disk space so that the current running programs can use it. The disk space which is released may come from some procedures that are not used for a long time, and the released disk space is temporarily saved to the swap partition. When running those procedures, it allows to recover data that is saved to memory from a Swap partition. In other words, when the operating system needs data from the disk, Swap partition exchanges a part of data in main memory with a portion of data on the disk.

Nowadays, many of you are paying attention to the partition management. Recently Windows 10 is widely used all over the world and you may choose to upgrade to this new system. And if the system partition is not enough for the upgrade, it will fail. Consequently, it is necessary to increase partition size for the upgrade. Moreover, after a successful upgrade and when using a computer for a long time in Windows 10, the large amount of data is saved in the hard drive, so the low disk space issue often appears. Once you encounter this issue, maybe the computer runs very slowly and it always bring many troubles for you. Therefore, you need to change partition size to solve the problems.

After noticing the potential market of SD card, various manufacturers starting to produce their own product. However, the quality of those SD cards is not all the same. To reduce cost, some even choose to use inferior components for producing SD card.

Thus, we suggest not choosing too-cheap SD card; on the contrary, they’re supposed to choose SD card with high quality and assurance, in order to avoid unwanted sudden SD card data loss caused by quality problem.

In addition to that, users should pay high attention when using SD card with important data stored in. After all, human error and other kinds of soft failures are the major reasons for causing SD card data loss problem.

Though SD card recovery sounds difficult, it can be done easily with the help of powerful data recovery software.