manages the core hardware settings and system startup. Key information regarding its access, configuration, and updates is summarized below. Accessing and Navigating the BIOS
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.
By mastering these settings, you ensure your ThinkPad P1 Gen 4 remains the high-performance beast it was designed to be. Are you looking to optimize your P1 Gen 4 for specific software like CAD or video editing within the BIOS? An easy guide to BIOS - ThinkPad P1 - Lenovo
Which (Windows 10, Windows 11, or Linux) are you running? lenovo p1 gen 4 bios
To turn on your P1 Gen 4 remotely via the network:
| Version | Release Date | Key Changes | |---------|--------------|--------------| | 1.25 | March 2025 | Fix for Intel ME security vulnerability; improved battery threshold accuracy | | 1.28 | July 2025 | Added support for Windows 11 24H2; fix for USB-C display flicker | | 1.30 | December 2025 | Optimized fan curves for RTX A5000; fixed Thunderbolt 4 enumeration | | 1.31 | March 2026 | Security patch for LogoFAIL; improved S3 sleep stability |
Restart your computer. When the red Lenovo logo appears, repeatedly press F1 (or Fn + F1 ). If that fails, press Enter during the splash screen to open the "Startup Interrupt Menu," then press F1 . manages the core hardware settings and system startup
If you use VMware, VirtualBox, or WSL 2:
Failing to update your BIOS correctly can brick your motherboard. Lenovo offers a few methods to perform this update safely. Always ensure your laptop is plugged into AC power and has at least a 30% battery charge before proceeding. Method 1: Lenovo Vantage (Easiest)
Select your USB drive and follow the text-based prompts to flash the firmware without boot environment dependencies. Troubleshooting Common BIOS Issues Issue 1: Laptop Black Screen After a BIOS Update This is where you verify your BIOS version before an update
Whether you’re looking to enable virtualization, change boot orders, or update security settings, here is everything you need to know about managing the BIOS on your P1 Gen 4. How to Access the BIOS Menu
Master the BIOS, and your ThinkPad P1 Gen 4 will reward you with years of rock-solid, professional-grade performance.
Unplug the power adapter. Locate the emergency reset pinhole on the bottom cover of the P1 Gen 4. Insert a straightened paperclip into the hole, hold it down for 10 seconds, then reconnect power and try booting.
Despite Lenovo’s robust engineering, users face specific BIOS glitches on the P1 Gen 4.