Google recently improved the voice typing function in Google Docs and Google Slides. The tools work in the same way as before, but the voice recognition and accuracy is better than it has been in the past. If you’ve never tried voice typing in Google Slides, watch this new video to see how it works.
It’s important to note that you still have to give verbal commands to start new lines and add punctuation when voice typing in Google Slides and Google Documents. A list of those commands is available here.