In System Preferences, navigate to the Security & Privacy preferences, General tab.Click the Open Security Preferences button in the dialog to go to System Preferences.

Choose Restart from the Apple menu to reboot into your normal OS. During restart, you should see a dialog that says 'To finish the update, you must approve it in the Security & Privacy System Preferences.'.

In Terminal, execute this command: spctl kext-consent add SKTKK2QZ74.

Once in recovery mode, choose Utilities->Terminal to open a Terminal window.

Boot into recovery mode by pressing Cmd-R while restarting the computer.

If you did not see something about allowing kernel extension from National Instruments in step 6, you need to perform additional steps to get Mac OS to load the National Instruments kernel extensions. If you see something about allowing a kernel extension from National Instruments, unlock the settings using the lock icon in the lower left corner of the pane and click the Allow button.

Go back into System Preferences->Security & Privacy->General Tab.

Double-click 'NI-VISA_Full_21.0.0.pkg' again and install NI-VISA.

Go into System Preferences->Security & Privacy->General Tab.

Double-click the downloaded 'NI-VISA_Full_21.0.0.dmg' file and then double-click 'NI-VISA_Full_21.0.0.pkg'. The OS says 'NI-VISA_Full_21.0.0.pkg can’t be opened because Apple cannot check it for malicious software.'.

Download the latest NI-VISA driver from the NI-VISA download page.

Here are the steps that worked on Mac OS 12.5 on a 2019 Intel MacBook Pro running Igor Pro 9.01. The steps explained below will probably work at least on Mac OS 11.4 through 12.x.

Thanks to a tip on the Igor Mailing list, we are now able to get it to work on Mac OS 12.5. Starting with Mac OS 11.4, we were unable to get it to work. The NI-VISA driver worked without issue on Mac OS versions through 11.3. This version is expected to work on Intel Macintosh, not on M1 Macintoshes. Most people use the National Instruments library named NI-VISA.Īs of this writing, National Instruments currently released NI-VISA driver is 21.0.0.

Igor's VISA XOP relies on a VISA library. VISA (Virtual Instrument Software Architecture) is a system that provides instrument control via serial ports, GPIB, Ethernet, USBTMC and other media. This post is of interest if you run the VISA XOP on Macintosh. Wide-Angle Neutron Spin Echo Spectroscopy.

Instal the new for apple Viber 21.0.0