It has no impact.

Driver signature means that it has been certified by Microsoft. Signed drivers are good, but unsigned drivers cannot be fake. Generally speaking, most drivers are not signed by Microsoft, but they can be used normally. This does not matter.

Driver signature: This is because after the device manufacturer manufactures the device, it will also write its own driver to match the various operating systems. Because the technology is uneven, the driver may be in the operating system. The phenomenon of acclimatization leads to blue screen and other failures.