After extensive testing, I confirmed that the issue is directly caused by Apple’s Lockdown Mode interfering with certain web functionalities used by QuickBooks Online.
✅ Why This Happens
Lockdown Mode on macOS is designed to provide extremely high security protection by restricting certain web technologies, scripts, and behaviors. QuickBooks Online relies heavily on dynamic JavaScript features and secured communication layers.
When Lockdown Mode is enabled on a MacBook Air M4 running macOS, some of these QBO functions are blocked, causing QuickBooks to fail when retrieving specific data — in this case, Journal Entries — and triggering the generic error message:
“Something’s not right.”
Even though your QBO role is Admin, the restriction happens at the system/browser security layer, not inside QuickBooks.
✅ How to Fix the Issue
The solution is simple:
1. Turn Off Lockdown Mode
- Go to System Settings
- Select Privacy & Security
- Scroll down to Lockdown Mode
- Click Turn Off…
- Restart the browser if needed
After disabling Lockdown Mode, reopen QuickBooks Online and the Journal Entries should load without any issues.
📝 Important Notes
- This issue does not come from QuickBooks permissions.
- Other users with the same QBO access but no Lockdown Mode enabled will not experience the issue.
- If you must use Lockdown Mode for security reasons, consider using a separate non-protected device or testing with a different browser profile (though results may vary).
- QuickBooks Online currently does not officially support Lockdown Mode, and certain pages may fail to load while it is enabled.
✅ Conclusion
If you encounter “Something’s not right” errors in QuickBooks Online when accessing Journal Entries (or other dynamic pages) on a Mac running Lockdown Mode, the issue is caused by Apple’s enhanced security restrictions.
Turning off Lockdown Mode resolves the problem immediately.
Brief Summary
You encountered QBO Journal Entry errors caused by macOS Lockdown Mode blocking essential web features. Disabling Lockdown Mode restores full QuickBooks Online functionality.