https://ttlc.intuit.com/community/taxes/discussion/error-603-license-code-activation-limit-reached-during-windows-10-to-windows-11-migration/01/3817753#M1420100 <P>Hello, I am seeking assistance with a license activation issue (Error 603) for TurboTax Desktop 2024.</P><P>I am moving my tax data from my old Windows 10 desktop computer to a new Windows 11 laptop. I have already installed the software on the new laptop, but when I enter my 16-digit license code ,I receive an error stating that the activation limit has been reached.</P><P>I am the same user , I am simply switching hardware because Windows 10 is reaching its end of life. I need to have my license 'tokens' or activation count reset so I can finish my 2024 return and use the 'Auto-fill my return' feature on my new laptop.</P><P>Can a moderator or agent please assist in resetting my activation count? My registered email is [email address removed]."</P> Thu, 05 Mar 2026 14:06:13 GMT mryxyz2004 2026-03-05T14:06:13Z https://ttlc.intuit.com/community/taxes/discussion/error-603-license-code-activation-limit-reached-during-windows-10-to-windows-11-migration/01/3817753#M1420100 <P>Hello, I am seeking assistance with a license activation issue (Error 603) for TurboTax Desktop 2024.</P><P>I am moving my tax data from my old Windows 10 desktop computer to a new Windows 11 laptop. I have already installed the software on the new laptop, but when I enter my 16-digit license code ,I receive an error stating that the activation limit has been reached.</P><P>I am the same user , I am simply switching hardware because Windows 10 is reaching its end of life. I need to have my license 'tokens' or activation count reset so I can finish my 2024 return and use the 'Auto-fill my return' feature on my new laptop.</P><P>Can a moderator or agent please assist in resetting my activation count? My registered email is [email address removed]."</P> Thu, 05 Mar 2026 14:06:13 GMT https://ttlc.intuit.com/community/taxes/discussion/error-603-license-code-activation-limit-reached-during-windows-10-to-windows-11-migration/01/3817753#M1420100 mryxyz2004 2026-03-05T14:06:13Z https://ttlc.intuit.com/community/taxes/discussion/re-error-603-license-code-activation-limit-reached-during-windows-10-to-windows-11-migration/01/3827487#M1423506 <P><SPAN style="font-size:14px;">Please use the link below to find your license code and if you still need to contact us use the second link.</SPAN></P> <UL> <LI><A href="https://ttlc.intuit.com/turbotax-support/en-us/help-article/product-system-requirements/find-license-code/L4GHDgGpr_US_en_US" target="_blank"><SPAN style="font-size:14px;">How do I find my license code for <STRONG>TurboTax Desktop</STRONG>?</SPAN></A></LI> <LI><A href="https://ttlc.intuit.com/turbotax-support/en-us/help-article/account-management/contact-turbotax/L2y9ZKpQB_US_en_US" target="_blank"><SPAN style="font-size:14px;">How do I contact TurboTax?</SPAN></A></LI> </UL> <P>&nbsp;</P> Tue, 10 Mar 2026 13:43:42 GMT https://ttlc.intuit.com/community/taxes/discussion/re-error-603-license-code-activation-limit-reached-during-windows-10-to-windows-11-migration/01/3827487#M1423506 DianeW777 2026-03-10T13:43:42Z