From the Start Screen, click New Project then select Empty Project
Click the [+] Add Track button in the track view. At the top of this menu, you will see Audio as the default selection.
Choose your input from the dropdown menu. If you have multiple inputs but only odd numbers, Left will represent 1, while Right represents 2, etc.
Check the box for Record Enable and Input Monitoring, then click Create
Speak into the microphone, and adjust the input gain on your interface while checking the metering on your track. If you’re using a USB mic, you can adjust the input gain either on the device, or via the Windows Sound settings.
Press R to record, then Spacebar to stop. Press Spacebar again to listen to what you just recorded!