TfBulk.inf and TfBulk.sys : The system files which are asked by Windows when you boot the TF5000PVR with connected via USB. You have to install these files to use TFDN_USB.exe or Altair.exe. Revision history =========================== 2003.08.26 (1) TfBulk.inf and TfBulk.sys - improved the management of PC memory.Download Driver Pack
After your driver has been downloaded, follow these simple steps to install it.
Expand the archive file (if the download file is in zip or rar format).
If the expanded file has an .exe extension, double click it and follow the installation instructions.
Otherwise, open Device Manager by right-clicking the Start menu and selecting Device Manager.
Find the device and model you want to update in the device list.
Double-click on it to open the Properties dialog box.
From the Properties dialog box, select the Driver tab.
Click the Update Driver button, then follow the instructions.
Very important: You must reboot your system to ensure that any driver updates have taken effect.
For more help, visit our Driver Support section for step-by-step videos on how to install drivers for every file type.