How do I change the user Id.

Hello there, Yogi. I'll be happy to walk you through changing your user ID in QuickBooks Online (QBO).

If you're already signed in to your QBO account, you can refer to these steps below:

1. Select your profile icon next to the Gear icon and click Manage your Intuit Account.
2. Go to Sign in & Security.
3. Select the User ID section.
4. Make your changes, then click Save.

Here's an article for the full details: Update or change your Intuit Account sign-in information.

Furthermore, feel free to read this guide if you're experiencing sign-in issues in QBO: Recover your Intuit Account if you can’t sign in.

Let me know in the comments below if you have other questions about updating your Intuit sign-in information. I'll be glad to provide further assistance. Stay safe.