Once your drivers are fully operational, keep these safety protocols in mind to avoid bricking target smartphones:
Legacy flashing boxes frequently fail to communicate properly when plugged into blue USB 3.0 or USB 3.1 ports. Always utilize a native USB 2.0 port (usually black or grey). Step-by-Step Driver Installation Guide
Because the original support servers for SarasSoft (the creators of UFS/HWK) went offline years ago, automated setups will fail. Follow these steps to manually force Windows to accept the legacy USB driver. Step 1: Download the Authentic Driver Package
A tiny companion chip (security dongle) installed inside the UFS box. The flashing software will not open unless it detects an authentic HWK module.
Unplug the box, open its physical metal casing, remove the small HWK chip from its socket, clean the gold contacts with an eraser or isopropyl alcohol, reinsert it firmly, and try again. 3. Windows Code 39 or Code 52 (Driver Cannot Be Verified) hwk ufs usb driver
Complete Guide to HWK UFS USB Drivers: Installation, Troubleshooting, and Setup
If your primary PC runs Windows 11, consider installing Oracle VirtualBox, setting up a Windows 7 (32-bit) virtual environment, and passing the USB port controls to the VM. This isolates the legacy drivers and prevents Windows Update from breaking your setup.
Install the HWK Support Suite, which contained the essential drivers and update tools. The official software was originally distributed by the developer sarunasoftware.com .
"type": "p", "text": "However, the GSM repair community has shown remarkable resourcefulness in keeping the UFS HWK tool alive. The most significant development is the creation of community-driven patches and offline installers. The 'UFS HWK UFST offline installer' is a prime example, allowing users to install and authorize their hardware without needing to connect to the non-existent official servers. These offline packages often include modified panel applications and bundled files that bypass the defunct online checks. The community continues to release updated panels and workarounds, as seen with the 'UFS_PANEL_2410_PR' released in 2025, ensuring that this aging but still useful hardware can continue to operate." , Once your drivers are fully operational, keep these
The driver for the UFS box is active, but the computer cannot read the internal HWK security authentication chip.
Must be disabled every time you reinstall the drivers on Windows 10/11.
: Click "Update HWK" to authenticate with the SarasSoft server.
3. Error Code 52 (Windows cannot verify the digital signature) Follow these steps to manually force Windows to
Which are you trying to use with the box?
Connect your UFS Box to a USB 2.0 port (Avoid USB 3.0/blue ports, as they cause timing errors with old hardware). Right-click the Start Menu and open .
"type": "ul", "items": [ " A surprisingly common problem is a faulty USB cable or port. Users are advised to try different USB ports on their PC and check the cable for physical damage.", " Interference from Antivirus/Firewall: Antivirus software and firewalls can block the driver installation and the HWK update process because they mistakenly identify the low-level hardware access as a threat. Temporarily disabling them during installation is a critical step.", " Driver Removers: For stubborn driver conflicts, specialized 'driver remover' tools have been developed by the community to completely eliminate all traces of old UFS drivers from the system before a fresh installation.", " Incorrect Driver Version: Using the wrong driver version (e.g., 3.xx drivers with 2.xx software) is a common cause of problems. Always ensure that the driver version matches the software suite version you are installing." ] ,
Follow these steps to successfully install the UFS drivers on modern versions of Windows.
This occurs if Windows turns Driver Signature Enforcement back on after a reboot.