The Infinity Best Dongle consists of two parts: the USB token housing and an internal smart card containing your software license.
This guide provides the direct steps to download, install, and troubleshoot your Infinity Best smart card reader drivers. Technical Prerequisites
If you see a yellow exclamation mark, right-click → Update driver → Browse my computer → Let me pick → Select the Infinity driver from the list.
Allows the Infinity software to communicate encrypted authentication keys.
Successfully installing the correct Smart Card driver for the Infinity Best Dongle on a Windows 10 64-bit system is fundamental for professional phone servicing. By following this guide, you can overcome common installation hurdles and ensure your servicing software functions reliably. Keeping your drivers and software updated is the best way to ensure compatibility and maintain a smooth workflow. Infinity Best Dongle Smart Card Driver For Win10 64bit
Upon reboot, press or F7 to select Disable driver signature enforcement . Step 2: Download the Official Drivers
Locate the yellow exclamation mark under or Other Devices (often labeled FTIDSMARTCARD or Smart Card Reader ).
Since many legacy Infinity drivers are unsigned or have expired certificates, you must boot Windows 10 into a special mode:
Because 64-bit Windows requires high-level system permissions to install these drivers, downloading the "Infinity Best Dongle Smart Card Driver" from unauthorized forums or third-party sites poses a security risk. Malicious actors often wrap trojans or keyloggers inside fake driver installers. The deep feature of the driver's operation is that it runs at a kernel level—the highest level of access on a computer. If the driver is compromised, the system is compromised. The Infinity Best Dongle consists of two parts:
Windows 10 might be blocking the unsigned driver. Go to Settings > Update & Security > Recovery . Under Advanced startup , click Restart now .
Point the path to the downloaded in Step 1.
Hold the while clicking Restart in the Windows Start Menu.
| Error Message | Likely Cause | Fix | |---------------|--------------|-----| | “The driver is not intended for this platform” | 32-bit driver installed on 64-bit OS | Uninstall and install the explicitly labeled x64 driver | | “Windows cannot verify the digital signature” | Unsigned or SHA-1 driver | Permanently enable test signing mode: bcdedit /set testsigning on (reboot) | | “Code 10: Device cannot start” | USB bandwidth or IRQ conflict | Move dongle to a different USB controller (e.g., from 3.0 to 2.0 port) | | “Code 39: Driver corrupted or missing” | Registry filter driver conflict | Run regedit → Delete UpperFilters / LowerFilters under HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Class\50dd5230-ba8a-11d1-bf5d-0000f805f53e | | Dongle detected but software says “No key found” | Driver not loaded as smart card | Reinstall using the “Smart card minidriver” option in custom setup | Keeping your drivers and software updated is the
On Windows 10 64-bit, plug-and-play often fails for this specific hardware. The standard procedure usually involves:
You should now see:
Connect your Infinity Best Dongle to a (USB 3.0 ports can sometimes cause initialization errors).