I have quickbooks 2006 pro Used by another person How can i activate it legally? Please

Thanks for posting here about your QuickBooks activation or registration concern, @mastoroudes22-gm.

I can definitely help you get to the right support who can check on your license activation. This page is a public forum, so we can't discuss confidential information here to protect your account from any fraudulent activities.

Account-related concerns are mainly handled by our Customer Service Team, so we need to have you call them for help. To get our support, follow the steps below in your QuickBooks Desktop company file:

1. Open QuickBooks and click the Help menu.
2. Select QuickBooks Desktop Help.
3. On the pop-up screen select Contact us.
   
4. Click the Search for Something else button then type your concern in the Ask us anything box.
5. Hit Search then scroll down to get your contact options.

Refer to this article to learn more about our contact options and support availability: Contact QuickBooks Desktop support

Post here again for any QuickBooks questions. I want to ensure you're taken care of, and I'm here to provide further assistance if you need any. Have a great day!

@mastoroudes22-gm 

Which QB Desktop country version do you have?

I'm having the exact same issue. The country is USA.

@KR2004 

Any specific concern? Do you need to reinstall it, upgrade it or switch to QB Online?

Welcome to the QuickBooks Community, KR2004. Please know QuickBooks Desktop 2006 software was already discontinued. Let me route you to the right person to assist you in activating QuickBooks smoothly.

The discontinuation includes all 2006 versions of QuickBooks Desktop Pro, Premier, for Mac, and Enterprise Solutions v2006. Furthermore, you no longer have access to live technical support once you run into problems and are unable to receive the latest critical security patches and updates. You can open this article to see extra details about this: QuickBooks Desktop 2020 service discontinuation policy.

On the other hand, I recommend contacting our QuickBooks Desktop Support Team. They have the tools to pull up your account to check your license activation information and help you activate the unsupported QuickBooks. Also to assist you another step to be taken is to continue working on your QuickBooks data and to always have the latest features and fixes

Lastly, refer to this article if you need to see different details on what features are included in the QBDT 2023 release and how you can use them to benefit your business: What’s new in QuickBooks Desktop 2023.

If you ever need additional assistance with activating QBDT, please leave a reply below. I got your back and I'll help you further as soon as possible, KR2004. Have a good one.