Discuss
Discover
  • Community basics
    • Support
  • TurboTax™
    • TurboTax.ca
    Open TurboTax

    Why sign in to the Community?

    • Submit a question
    • Check your notifications
    or and start working on your taxes
    Close icon
    Do you have a TurboTax Online account?

    We'll help you get started or pick up where you left off.

    Yes No
    cancel
    Turn on suggestions
    Auto-suggest helps you quickly narrow down your search results by suggesting possible matches as you type.
    Showing results for 
    Search instead for 
    Did you mean: 
    Announcements
    user17784711743
    New Member

    trouble activating 2018 software

    i have installed turbotax 2018 home and business

    entered license key

    internet activation server no longer in service

    TurboTaxDesktopCA_Activation.exe as administrator

    select 2018

    enter computer key

    popup "error: notfound"

    i have tried with all firewalls and anti virus disabled.

    not sure where to go from here

    posted
    yesterday
    last updated ‎May 12, 2026 9:23 PM
    0
    6
    Reply

    Unlock tailored help options in your account.

    Related Content

    user17784711743
    user17760924906
    quick4health
    bogie1941
    jdyoungca