To install the AVerMedia A857 (USB Pure ISDB-Tb) driver on Windows 7 64-bit, follow the steps below. This device is often found in OEM systems like Lenovo or Positivo. 1. Download the Driver
If you own the AVerMedia A857 TV tuner/capture device and need a working driver for Windows 7 64-bit, this short guide walks you through where to find the correct driver, how to install it, and troubleshooting tips to get your device working reliably.
the driver file (usually a .zip or .cab file) from the links above.
Once you have the driver file (usually in a .zip or executable format), follow these precise steps to ensure a smooth installation:
Error Code 10 often indicates the device cannot start. Try these solutions: Driver Avermedia A857 Windows 7 64 Bits LINK
If you are downloading a compressed archive (such as a .zip or .rar file), extract the contents to a dedicated folder on your desktop using a utility like WinRAR or 7-Zip. 3. Run the Installer
Right-click on the unconfigured AVerMedia device and click .
https://drive.google.com/file/d/1KUTOl5U34ljv2Pgd80rUkxvN3Coh8rCB/view
Note: The Hardware ID associated with this driver is USB\VID_07CA&PID_A857 . 3. How to Install the Driver on Windows 7 64-bit Follow these steps to ensure a successful installation: To install the AVerMedia A857 (USB Pure ISDB-Tb)
To ensure you have the right driver, verify your device's Hardware ID in Device Manager. The A857 typically uses the following identifier: USB\VID_07CA&PID_A857
It is recommended to install the driver before plugging the USB device into your computer for the first time to avoid generic driver conflicts.
Using an incorrect driver variant can lead to system instability, "Device Not Recognized" errors in Windows Device Manager, or software crashes in your media center application. The 64-bit architecture of Windows 7 strictly requires 64-bit signed drivers; standard 32-bit (x86) drivers will not initialize. Step-by-Step Guide to Installing the Driver
If the driver is installed but Windows Media Center (WMC) doesn't see it: Download the Driver If you own the AVerMedia
In the search bar, type AVerMedia A857 or AVerMedia TV Tuner .
If you are running Windows 7 (64-bit), obtaining the correct, virus-free driver link is crucial to getting your device recognized by your operating system. This guide provides a clear pathway to safely download, install, and troubleshoot your AVerMedia A857 tuner. Why Official Drivers Matter for the AVerMedia A857
Connect the tuner directly to a rear USB port on the motherboard rather than a front-panel port or an unpowered USB hub.