Version 260 512 2021: Efi Shell

bcfg boot rm 3

A concise, practical reference for the EFI (UEFI) Shell version "260_512_2021" — commands, syntax, file operations, scripting, environment variables, boot manager interactions, and common troubleshooting.

Place the vendor’s .cap or .bin firmware file on a USB drive and run: efi shell version 260 512 2021

fs0:
flash.nsh
  • Use Mok/KeyTool .efi utilities if available to manage keys.

    • | EFI Shell Version | Year | Notable Features | Typical Hardware | |------------------|------|------------------|------------------| | 2.0 | 2012 | Limited NVMe, no HTTP boot | Old Intel motherboards | | 2.4.0.112 | 2017 | Basic Secure Boot | Dell PowerEdge R740 | | 260.512.2021 | 2021 | Full GPT, NVMe 1.4, HTTP(S) boot, TPM 2.0 | Supermicro X12, X13; Intel Atom P5900 | | 2.9.x | 2024 | USB 4 support, Rust UEFI apps | Latest AMD/Intel platforms | bcfg boot rm 3

    Version 260.512.2021 stands out as a stable, well-documented release that balances modern hardware support (NVMe, GPUs with UEFI oproms) without the occasional bugs of cutting-edge 2.9 builds. A concise, practical reference for the EFI (UEFI)

    Virgin Butterfly
    Virgin Butterfly

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