Attchdrv.sys
If Windows is unable to run applications due to Attchdrv.sys error or Attchdrv.sys not found, this Attchdrv.sys may be missing or you may have a registry error. Such errors can heavily influence the performance of your PC. We strongly recommend that you download the latest official drivers for your PC,fix driver problems and keep them updated.
Here you can download Attchdrv.sys free of charge. The file is compressed so you need an unzip software in order to use the file. We recommend you to read the tutorial how to unzip and install the sys files or how to unzip and install the dll files . Use the link below to start downloading Attchdrv.sys
File description: USB Driver for AES 3400, 3500, and 4000 Fingerprint Sensors
Filesize: 271 Bytes