Will my Uniconta work if I upgrade to Catalina on my Mac? October 21, 2019 06:16 Updated Follow No. We recommend that you either refrain from upgrading your Mac to Catalina or install Windows for Mac on your Mac before downloading Uniconta. Read more here. Related articles Why is the 'Total' column on the 'Transactions' side of my bank reconciliation incorrect? I get a script error message when I start Uniconta.