100% no.  Microsoft will no longer provide Windows 7 with security updates after January 14, 2020.  Intuit will not officially support their product running on an outdated platform with security exposure even though Lacerte may still run if you decide to install it on Windows 7 by that time - but why would you as you would be in breach of FTC Safeguards Rule, which applies to professional tax preparers, and be liable if your clients' data is compromised?