Nvflash 5.163 — For Dos

During the flashing sequence, the screen may flicker. NVFlash will prompt you with a warning message asking you to confirm the operation by pressing .

NVFlash is NVIDIA's proprietary utility used to flash, backup, and modify the Video BIOS (VBIOS) stored on a graphics card's EEPROM chip. While modern versions (such as versions 5.800+ used for modern Ada Lovelace or Blackwell architectures) execute exclusively inside Windows command prompt or Linux environments, version 5.163 occupies a historical sweet spot. nvflash 5.163 for dos

If a Windows-based flash failed, or if an experimental VBIOS caused a black screen, booting blindly into DOS with a secondary PCI graphics card allowed users to force-flash the original working VBIOS back onto the primary AGP/PCIe card. During the flashing sequence, the screen may flicker