Uses a 64Mb SPI Flash chip. Updates are typically provided through the Acer Support website rather than MSI directly. Manual Resources
The MS-7829 is often an OEM board pulled from systems like the MSI Wind Top series or Micro-Star International commercial PCs . Do not confuse it with the MSI Z77A-G45 (which has a different MS number). Always confirm the PCB version printed directly on the board before downloading any BIOS or manual. ms-7829 motherboard manual
If you cannot download the PDF right now, here is a quick cheat sheet for the MS-7829 layout: Uses a 64Mb SPI Flash chip