Configure security levels for external docks and displays. Setting this to "User Authorization" protects against DMA attacks, while "No Security" offers maximum device compatibility. 2. Security
Hold the key while selecting Restart from the Power menu. lenovo p1 gen 4 bios
| Setting | Effect | Recommendation | |---------|--------|----------------| | | Uses only NVIDIA dGPU; adds 5-15W idle power. | Use only for CUDA/ML workloads or multi-4K external monitors. | | VMD Controller | Disabled = better Linux NVMe performance; Enabled = hot-swap support. | Disable for single-drive Linux setups. | | Intel SpeedStep + Speed Shift | Should remain Enabled (OS manages P-states). | Leave default. | | Hyper-Threading | Can be disabled for security (e.g., L1TF). | Keep Enabled for performance. | | VT-x / VT-d | Needed for VMs. | Enable if using Hyper-V, KVM, or WSL2. | | TCC Activation Offset | Hidden – controls throttling temperature offset (default 0 = 100°C throttling). | Do not change without active cooling mods. | Configure security levels for external docks and displays
Booting from a USB drive is a common task for installing an operating system or running a tool. Here is the process. Security Hold the key while selecting Restart from
⚡ Use the Lenovo Commercial Vantage app to update your BIOS from Windows—it’s the safest and easiest method for this specific model. [8]