If the official driver fails, the open-source community created a modified driver called . This driver removes the date-check and signature requirement. You can find it on the OBS Project forums.
Finding the correct driver for the (often identified as the AVerTV Volar Green HD or Pure ISDB-Tb ) on Windows 7 64-bit is essential for enabling high-definition TV viewing on your PC. Driver Download Links for AVerMedia A857
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:
: Sound, video, and game controller for digital TV reception. Installation Tips Check Hardware ID
⚠️ If the official link is not accessible or you prefer not to download from Google Drive, the other methods below provide equally reliable alternatives. Driver Avermedia A857 Windows 7 64 Bits LINK
tuner) requires a specific 64-bit USB host controller and device driver to function smoothly on Windows 7 systems.
If the driver is installed but Windows Media Center (WMC) doesn't see it:
Is your local region still broadcasting in standard , or has it upgraded to DVB-T2 ? Share public link
If you're searching for the driver for Avermedia A857 device to work on Windows 7 64-bit, you've come to the right place! If the official driver fails, the open-source community
: Often bundled for OEM laptops, this is a clean, digitally signed package Lenovo Support Driver DriverScape (General Repository)
The A857 uses an older WDM (Windows Driver Model) framework. Use Windows 7 compatible software :
Ensure your computer has the necessary video codecs installed to process digital broadcast streams. Updating your graphics card drivers along with your TV tuner driver fixes most audio-video synchronization bugs. Support | Download - AVerMedia
Check that your local region still broadcasts over the DVB-T standard, as many regions have migrated exclusively to DVB-T2, which this specific hardware model does not natively support. Compatible TV Viewing Software Finding the correct driver for the (often identified
Windows 7 (64-bit), Windows Vista (64-bit), Windows XP File Format: .EXE (Installer) or .ZIP (Manual Driver) Where to Find the Driver Link
Avermedia A857 Windows 7 64 Bits Driver: Official Download Link & Installation Guide
: Choose "Browse my computer for driver software" and navigate to the folder where you extracted the downloaded files. : Ensure the Include subfolders box is checked and click Next to finish the installation. Technical Specifications Hardware ID USB\VID_07CA&PID_A857 USB\VID_07CA&PID_0857 Compatibility
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