This is the most common question users ask. The short answer is:
Microsoft has tightened security via a feature called . If a driver is outdated or has known security flaws—which gdrv3.sys has struggled with in the past—Windows proactively blocks it to prevent malware from exploiting your system’s kernel. How to Fix the Error Method 1: Update Your Gigabyte Software (Recommended) a driver cannot load on this device gdrv3.sys