I would do a force install https://proconnect.intuit.com/community/help-articles/help/how-to-perform-a-force-install-of-lacerte...
Assuming you are stand alone, step 2 has poorly entered " marks you would use
C:\Program Files (x86)\Common Files\Lacerte Shared\websetup19.exe/FORCE
for the 2019 return
Answers are easy. Questions are hard!
