Why is my tab crashing

Hello SusieT, 

Welcome to the QuickBooks Community. It's vital you're able to use the program without running into issues such as the one you've described above. Don't worry, I'll be glad to steer you in the right direction so you can continue to navigate the program with peace of mind. 

Based on the details above, I suspect you may be experiencing a browser-related issue that's causing the issue you've described above. Clearing cache and cookies helps with fixing most browser issues. You can do this by following the steps in this article: Clear Cache and Cookies. I encourage you to give this a try on your browser when you get a chance. 

Feel free to let me know what happens. I'll be here in case you have other questions.