Yes! Teachers can select as many instruments as they'd like to teach on Forte.
Adding a New Instrument
To add a new instrument that you want to teach to your Forte account, first navigate to the Profile tab.
From here, click on the + Add an Instrument button.
Select the instrument you'd like to add to your account. Once done, you'll be able to create a public-facing profile for this instrument, as well as invite your current students to your studio under that instrument.