An unusual bug has been found in Need for Speed Unbound.
Electronic arts According to (EA), there is an issue that the monitor flickers and nothing is displayed in the GeForce RTX 4090 environment. This issue is said to be fixed by updating the BIOS of the GeForce RTX 4090.
In mid-November 2022, NVIDIA released a firmware update tool to address an issue where booting a PC into a GeForce RTX 4090/RTX 4080 environment may cause no display until the OS loads. . According to EA, updating the BIOS using this firmware update tool will fix the issue.
For information on how to download and use the Firmware Update ToolThis articleplease look.