How to turn on and view verbose boot log in a Mac

How to turn on and view verbose boot log in a Mac

Open the terminal and write the following code to turn on verbose boot logging on your Apple Mac

sudo nvram boot-args=”-v”

After the next restart/reboot you will see the boot loading process when your mac turns on. To view the log file use the following command:

log show –predicate “processID == 0” –debug

To view just today’s data use the following command

log show –predicate “processID == 0” –start $(date “+%Y-%m-%d”) –debug


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