Driver Avermedia A857 Windows 7 64 Bits Link 【Web FRESH】

Fix: You likely have the 32-bit driver. Double-check that you downloaded the file containing x64 in the name. If you have a rare PCIe version of the A857, look for v1.0.0.21.

Cause: IRQ conflict or corrupted registry. Fix: Move the card to a different PCI slot. On motherboards with multiple x16 slots, avoid the primary GPU slot.

Issue 1: "This INF contains no driver information for your device"

Issue 2: Audio is not working via the internal AUX cable

Issue 3: Blue screen (BSOD) after sleep mode

Even with the correct LINK, you may encounter problems. Here is how to fix them. Driver Avermedia A857 Windows 7 64 Bits LINK

If you want, I can:

Blog Title: Retro Revival: Installing the Avermedia A857 on Windows 7 64-bit (The Last Working Driver)

Posted by: TechRetro Labs Date: April 12, 2026

If you are still holding onto a classic Avermedia A857 PCI-E TV Tuner card—perhaps for capturing composite video from an old VCR, playing retro consoles, or watching analog TV via an RF signal—you have likely hit the infamous "Driver Wall."

Officially, Avermedia stopped supporting this card years ago. The CDs that shipped with the card only contain 32-bit drivers. If you try to install them on a modern (or even a legacy) Windows 7 64-bit machine, Windows will throw a frustrating error: “This driver is not signed” or “Driver not found.” Fix: You likely have the 32-bit driver

But don’t throw that card away yet. I have found the last known working driver package for Windows 7 64-bit.

Windows 7 64-bit rejects unsigned drivers by default. The A857 driver uses an old SHA-1 certificate, which Windows 7 will flag as untrusted unless you do this:

Warning regarding "Link — deep piece": Please be cautious if you clicked a link labeled "deep piece" or similar from search results. These are often misleading advertisements or redirector links that can lead to adware or unwanted software. Always prefer downloading drivers directly from the manufacturer's website or verified archives.

The driver for the AVerMedia A857 USB Pure ISDB-Tb Windows 7 64-bit

is no longer actively supported by the original manufacturer, but it can still be sourced through official laptop manufacturer archives and driver databases. Official & Manufacturer Links Cause: IRQ conflict or corrupted registry

Since AVerMedia has moved many older products to "End of Service" status, the most reliable source for a Windows 7 64-bit driver is often through official OEM support pages like Lenovo or archived driver libraries. Lenovo Support : Offers a dedicated AVerMedia TV Tuner Driver for Windows 7 (64-bit)

which is compatible with many A857-based tuners found in laptops. AVerMedia Official Support : You can check the AVerMedia Download Center AVerMedia Assist Central

tool, which may automatically detect and install the correct legacy driver for your connected hardware. Alternative Download Mirrors

If the official manufacturer link does not work for your specific hardware ID, these driver database sites host verified versions of the A857 driver: DriverIdentifier

: Provides specific versions for various OEM integrations (like Positivo laptops) with version 12.6.64.16 being common for Windows 7. You can find these on the AVerMedia A857 Driver Download Page DriverScape : Hosts the AVerMedia A857 USB Pure ISDB-Tb Drivers compatible with 64-bit systems. Internet Archive AVerTV Series Driver CD

is available for those needing the original software suite bundled with the hardware. Driver Scape Hardware Identification

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