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Level 1
April 15, 2026
Question

Why is my service code from Costo not working

  • April 15, 2026
  • 1 reply
  • 22 views
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1 reply

SuziM
Level 10
April 15, 2026

Are you using TurboTax Desktop? Your license code is a 16-character combination of letters and numbers (XXXX-XXXX-XXXX-XXXX) that verifies the software, lets you to finish installing, and begin using TurboTax Desktop.

Here’s where to find it:

If you purchased TurboTax Desktop from an authorized retailer, your license code is printed on the front of the box insert.