TurboTax Business 2018 – R43.1
If you're having trouble updating your TurboTax 2018 Business software using the "Check for Updates" method, you can get the latest federal program update here:
- Close TurboTax Business and all other programs except this browser window.
- Click here to download the 149 MB update.
- Save the update file to your Windows desktop.
- Double-click the update file w_bizrelsuperpatch... on your desktop to install the manual update.
2015—2017 Manual Updates
To update your prior-year TurboTax Business software, follow the instructions above, but instead of clicking the link in Step 2, click the tax year you need:
2014 and earlier manual updates are not available, as these products are no longer supported.