I can help you fix issues you're experiencing with your QuickBooks Online (QBO) so you can continue working smoothly, aria.
To help me better understand the issue, could you please provide me with the error you received and attach a screenshot, if possible? This will help me provide you with an accurate solution.
Sometimes, browsers can become overloaded with frequently accessed page resources such as cache and cookies, leading to unexpected behavior.
To troubleshoot this, you can access your QuickBooks account through a private browsing window to see if it is a browser-related issue. You can use the following shortcut keys to access incognito mode: