There is no way to get directly to the form, if that is what you are asking. You can only access Forms Mode in the desktop version, not online. The way you'd Schedule C in online is to do a quick search in search box in top right or go to My Account, Tools, Topic Search and then search for Schedule C to go directly to that section of interview.
If you want to switch to desktop version, the steps to do that are here https://ttlc.intuit.com/questions/1901476
https://ttlc.intuit.com/replies/3301400
https://ttlc.intuit.com/replies/4225653