Sound settings
I don't see built-in speakers as an option on the output window. How do I fix this?
iMac 21.5″, macOS 10.15
Question marked as
Have you done a PRAM reset, CMD+Option+p+r...
Reset NVRAM or PRAM on your Mac - Apple Support
In fact, do 3 in a row, takes a bit of time.
Intel-based Macs: Resetting the System Management Controller (SMC)...