If your PC boots too fast to catch the logo, go to Settings > System > Recovery > Advanced startup and click Restart now . Once in the blue menu, select Troubleshoot > Advanced options > UEFI Firmware Settings .
The Lenovo ThinkPad P1 Gen 4 is a premium mobile workstation built for professionals who require heavy-duty computational power. At the heart of this machine's performance, security, and stability is its Basic Input/Output System (BIOS), or more accurately, its modern Unified Extensible Firmware Interface (UEFI).
: Enter the BIOS, press F9 to load setup defaults, and press F10 to save and exit. Alternatively, check if a newer BIOS version is available, as Lenovo frequently adjusts thermal fan curves via firmware updates. Issue 4: Device Fails to Boot to the Operating System
The internal CMOS coin-cell battery is likely depleted or disconnected. Because the P1 Gen 4 uses an internal battery to maintain low-level system memory when powered down, a faulty CMOS battery requires opening the back panel to replace the small CR2032-style wired battery pack. Issue 3: Statically Locked Out (Forgotten Password)
Setting a supervisor password prevents unauthorized users from modifying your hardware settings or changing boot priorities.
Enable Intel Virtualization Technology (VT-x) and Intel VT-d if you run virtual machines (VMware, VirtualBox) or use Windows Subsystem for Linux (WSL).
Download the latest executable file.
Sometimes a new BIOS harms more than it helps. For example, BIOS version 1.18 broke audio over USB-C for some users. Lenovo allows rollback, but with restrictions.
Here you can adjust the thermal management profiles.
Lenovo frequently releases BIOS updates for the P1 Gen 4 to address security vulnerabilities (such as CVEs) and improve system stability.
Remove external monitors, e-GPUs, and docking stations. Leave only the official power adapter attached.
The P1 Gen 4 BIOS menu is organized into categories like Config, Security, and Startup.
If your system boots too quickly to register the keypress, you can force Windows to reboot directly into the UEFI firmware interface. Open the Windows app (Press Win + I ). Navigate to System > Recovery . Locate Advanced startup and click Restart now .
