Lenovo - P1 Gen 4 Bios Link

Displays system information: BIOS version, serial number, CPU type (e.g., Intel Xeon W-11955M or Core i9-11950H), and installed RAM. This is where you verify your BIOS version before an update.

Ensure your laptop is plugged into power during this process. Common BIOS Tasks Change Boot Order: lenovo p1 gen 4 bios