Note: For more information on this command enter help -b dmpstore. Įnter the command below to save the Asr-active-config variable to the file csr.bin. Next, verify the label is EFI by entering the command below. This should be the mapped fs0 filesystem, so you would enter the following fs0: Set the current filesystem to the EFI volume. If desired, enter the command below to get full use of the window. Select the EFI Internal Shell, as shown below. Hold down the option key and select the Restart to Firmware… button, as shown below. In the Setting window for the virtual machine, select This misspelling will be corrected in a later step. This will create a NVRAM variable with the desired value, but misspelled variable name. Start by booting to macOS Big Sur and opening a Terminal application window. I am using the current free version of VMware Fusion Player (Version 12.1.0).įollow the steps below to disable System Integrity Protection (SIP). What procedures can be used used to disable SIP? nvram: Error setting variable - 'csr-active-config': (iokit/common) not permitted The result was the error message given below. I tried entering the command below in a macOS Terminal window. In fact, the variable does not even currently exist in the virtual machine NVRAM. However, this shell does not appear to have any commands which can modify this variable. The firmware does allow booting to a built‑in EFI 1.0 shell. I realize the SIP setting is stored in the 4 byte NVRAM variable given below. I can restart to firmware, but the Recovery volume does not have a boot.efi which can be chosen to boot from.

The Mac Startup Manager does not appear to exist. The holding down the ⌘+ R key combination at startup does not work. However, booting to internal macOS Recovery does not seem possible. With an actual physical Mac, the usual method would involve first booting to internal macOS Recovery, then entering the command given below in a Terminal window. I have Big Sur installed in a VMware Fusion Player virtual machine.

Vmware fusion and big sur