NVRAM Manager - Control Firmware Variables on macOS | Online Free DevTools by Hexmos

Control firmware variables effectively with NVRAM Manager. Manage, print, and delete NVRAM settings directly from the command line. Free online tool, no registration required.

nvram

Manipulate firmware variables. More information: https://keith.github.io/xcode-man-pages/nvram.8.html.

  • [p]rint all the variables stored in the NVRAM:

nvram -p

  • [p]rint all the variables stored in the NVRAM using [x]ML format:

nvram -xp

  • Modify the value of a firmware variable:

sudo nvram {{name}}="{{value}}"

  • [d]elete a firmware variable:

sudo nvram -d {{name}}

  • [c]lear all the firmware variables:

sudo nvram -c

  • Set a firmware variable from a specific [x]ML [f]ile:

sudo nvram -xf {{path/to/file.xml}}