Before downloading any third-party software, try Windows' built-in tools:

Given these dangers, the question isn't "how do I use SDATA Tool," but rather, "how can I achieve the same goal—maximizing my storage—safely?"

An open-source tool that tests the true structural capacity of flash cards and USB drives. Safe and Legitimate Ways to Free Up SD Card and USB Space

This software trick is the exact same method used by scammers on unregulated online marketplaces who sell "2TB USB Drives" for $10. Safe and Real Ways to Free Up Space

Forcefully modifying firmware can "brick" the drive, making it unusable and unfixable.

Sometimes a drive looks empty but says it is full. This happens because deleted files are still sitting in a hidden trash folder on the drive. Plug the drive into your computer. Open the drive folder.

If you truly need more space, right-click a folder on your drive, go to Properties > Advanced , and check "Compress contents to save disk space."

: Because the operating system is being lied to about available sectors, it may attempt to write data to non-existent memory addresses, resulting in widespread file system corruption. Malware Concerns

The appeal of instantly doubling your USB or SD card space for free is a powerful lure, but the promise made by tools like "sdata tool v100" is a digital magic trick that ends with you as the loser. The fundamental law of physics applies here: you cannot get something for nothing.

If you attempt to use this "expanded" space, the following loop occurs:

Right-click your USB drive in Windows, select Properties , check Compress this drive to save disk space , and click Apply. This safely compresses text files and documents on the fly without altering firmware.

: Forcing a drive to write data past its true hardware capacity triggers massive file corruption, making photo, video, and document recovery impossible.

The consequences of using this tool are severe and irreversible. User reports consistently describe the following outcome: