The Warning Dialog Box
Unlike some other web browsers, Google Chrome on desktop computers (Windows and Mac) does not currently have a built-in, native setting to enable a “Warn before closing multiple tabs” dialog box. If you accidentally hit the ‘X’ in the top corner of the window, or accidentally press Ctrl + Shift + W (or Cmd + Q on Mac), the entire browser closes instantly, taking all your open tabs with it.
However, if you are suddenly seeing a popup warning that says “Close all tabs? You have multiple tabs open,” it means a third-party extension is hijacking your browser’s close behavior. While some users install extensions specifically to get this feature, if it was enabled accidentally or bundled with another add-on, it adds an annoying, redundant click to your daily workflow.
How to Disable the Close Tabs Warning
Because this warning is not a native Chrome feature, you cannot turn it off in Chrome’s main settings menu. You must identify and disable the extension causing it.
- Open Google Chrome.
- Click the Puzzle piece icon (Extensions) in the top right corner of the toolbar, and select Manage extensions at the bottom of the dropdown (or type
chrome://extensions/in the address bar). - Look through your list of installed extensions for anything related to tab management. Common culprits include:
- Chrome Close Lock
- Prevent Close
- Tab Manager Plus
- Any extension designed to save your session.
- When you find the suspect extension, click the blue toggle switch in the bottom right corner of its card to turn it off.
- Test the fix by opening two tabs and closing the browser window. If the window closes instantly, you have successfully disabled the warning.
If you still want the functionality of the extension but hate the warning, click the “Details” button on that extension’s card and look for an “Extension options” menu to see if the developer included a specific toggle for the close warning.