No. You do not need to start all over again.
For now, in the program, simply log out by going to the top and select My account / Save & Sign out.
When your forms are available, sign back into your account, across the top, go to Review to verify and follow through the commands to complete.
Attached are the availability dates for all the IRS and state forms:
https://ttlc.intuit.com/replies/3319876
https://ttlc.intuit.com/replies/3319879