it is a crime for your spouse to file a joint return without your approval. in this case you can file form 3949-A to report her to IRS.
https://www.irs.gov/pub/irs-pdf/f3949a.pdf
however, if she filed as married filing separate all she needed to do was to report all her income and provide your name and social security number. You are on the hook for non-filing in all those years.
you may want to contact a tax pro who can assist you and then maybe a divorce attorney.
as an alternative
You are asking from TT Live, for which you paid extra. Please contact a rep.
https://ttlc.intuit.com/questions/4124827-how-do-i-connect-with-a-tax-expert-in-turbotax-live
