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Level 2
posted Jul 2, 2022 1:36:06 PM

I'm amending my returns. Turbotax is asking me to update. "Failed to install update. Microsoft Installer error: 1603, Fatal error during installation."

I've disabled my virus checking and firewall. Still getting error. Turbotax won't let me proceed without the update.
What can I do?

0 1 374
1 Replies
Level 15
Jul 2, 2022 1:42:34 PM

https://ttlc.intuit.com/turbotax-support/en-us/help-article/product-delivery/error-1603-fatal-error-occurred-installation/L0QVgZpOi_US_en_US?uid=l54cot1e