Costco download for TurboTax Premier 2021 does not work. Amazon CD for TurboTax Premier 2021 does not work. Download from Intuit - TurboTax Premier 2021does not work. Mac OS is Catalina 10.15 - same error every time. Application transfers or appears to transfer, Clicking on TurboTax 2021- "Application Not responding". Security is correctly set to allow downloads.
