Monthly Archives: March 2025

HP Pro Tower 400 G9- White screen when putting in a new graphics card

Posted on March 13, 2025 by mclark

Quick Solution…Boot up PC – turn off bit locker. Restart PC.BIOS screen (Escape on boot)Find and Disable Direct Memory Access Protection (DMA). Shutdown PCInsert the graphics card.Boot up PC in Windows, make sure drivers are installed (automatically or by downloading)Setup … Continue reading →

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