Hello,

It's so important that you can log out of your QuickBooks Online account in order to keep your account secure. If you've got other people using your computer, logging out is the best way to ensure your private information stays private. I'll help show you where the Sign Out button is.

Click the Gear icon at the upper right corner of the page. Then, click Sign Out. Here's a photo of what you should see:

I hope this helps! Let me know if you have further questions.

Have a nice day.