Have you tries all the basic things to check the sound problem? Check by dragging the soundbar up and down, tap on the speaker icon to unmute the sound. If nothing has changed and you still unable to head the sound on your Mac device, follow the steps mentioned to help you get your problem resolved.
If you are facing issues while resetting the System Management Controller on your Macbook, then no need to worry anymore. Because in this blog, we are going to guide you on how to reset SMC in very easy steps, so you are required to follow the blog for the appropriate result.