Are you interested in finding Yoga teachers training online? Maybe you can’t find someone to teach you how to become a teacher yourself because there isn’t a teacher who lives near you, or maybe your schedule just won’t work with the available classes?
There is a lot of information on Yoga online, but do some research because some websites are better than others. You might also find an online discussion of Yoga where you can get advice from teachers of Yoga on which classes would be best for you considering the kind of Yoga you are interested in teaching eventually.
And make sure the online program you choose will provide accreditation for you to become a teacher yourself.