nvram
CautionNVRAM variables
nvram -p
Prints firmware variables; -c clears them (NVRAM reset) — for boot-disk and display oddities.
Examples
nvram -pList variables
Syntax
nvram [-p] [-c]
Before you run it
-c wipes boot-related settings.
The same reference, with no signal at all
Every command on this site, held on your device. The app adds 632 more: 1,510 commands and 120 fix flows, searchable with no connection. Free to install, no ads (some content is a one-time purchase).
Get it free on the App Store