Skip to main content
March 22, 2025
Question

how to fix update error 1603? I have tried everything without success.

  • March 22, 2025
  • 1 reply
  • 0 views
No text available

1 reply

RachelW33
March 23, 2025

Doing a manual update for TurboTax Desktop should resolve Microsoft Installer Error:1603.

 

Please follow the directions in this TurboTax Help Article: Manually Update TurboTax for Windows Software


 

**Say "Thanks" by clicking the thumb icon in a post**Mark the post that answers your question by clicking on "Mark as Best Answer"