To do Alt + T N R on Mac in Excel, download and install Accelerator Keys, then press Option, followed by T, N, R.
Command: Create from Recording
This is how to do Alt + T N R on Mac in Excel with Accelerator Keys, the native ribbon and alt key shortcut solution for Mac users who get more done with Excel.
Alt + T N r starts recording a new Office Script. Excel will capture your actions as you work, then convert them into a script that can be replayed later. This is the easiest way to create automation scripts without writing code.