Are you trying to use a mobile device? You cannot use the CD/download on any sort of mobile device--only a full PC or Mac. Or do you have an older Mac that does not meet the system requirements?
If you cannot use the desktop software you can use online TurboTax.
2020 Desktop TurboTax
Minimum requirements for your computer
Below are the minimum requirements for TurboTax Federal 2020 software. Product activation required via Internet. Download option requires free online Intuit account.
Windows® CD/Download Products
Operating Systems
- Windows 8 or later (Windows 7 not supported)
RAM
Hard Disk Space
- 1 GB for TurboTax (plus up to 4.5 GB for Microsoft .NET 4.5.2 if not already installed)
Monitor
- 1024x768 or higher recommended
Third Party Software
- Microsoft .NET 4.5.2 (included with TurboTax Installer)
Internet Connection
- 1 Mbps modem (Broadband connection highly recommended). Required for product activation, software updates and optional online features
Printer
- Any Windows-compatible inkjet or laser printer
Administrative rights required
Mac CD/Download Products
Operating Systems
- macOS Mojave 10.14 or later
RAM
Hard Disk Space
Monitor
- 1024x768 or higher recommended
Internet Connection
- 1 Mbps modem (Broadband connection highly recommended). Required for product activation, software updates and optional online features
Printer
- Any Macintosh-compatible inkjet or laser printer
**Disclaimer: Every effort has been made to offer the most correct information possible. The poster disclaims any legal responsibility for the accuracy of the information that is contained in this post.**
