| Component | Requirement | |-----------|--------------| | | Windows 7, 8, 8.1, 10, 11 (32-bit or 64-bit) | | RAM | 2 GB minimum (4 GB recommended) | | Processor | Intel Pentium 4 or higher | | Hard Disk | 250 MB free space (installation only; data needs extra) | | Display | 1024 x 768 resolution or higher | | Other | .NET Framework 4.5+ (installer usually includes) |

Even though Tally ERP 9 is legacy, you can apply the last available updates:

After downloading the software, follow these steps to install and activate it:

– the file is about 60-80 MB (name like TallyERP9_R663_Setup.exe ).

Before downloading, ensure your computer meets the minimum requirements.

Select Tally.ERP 9: From the dropdown list, choose the latest Release of Tally.ERP 9 (such as Release 6.6.3).

For most home/learning setups: choose .

: Scroll to the bottom of the page and look for a link labeled "Download Previous Versions" or "Install a Previous Version" .