A BrowserSetting object whose underlying value is a boolean.

If set to true, then when the user selects a bookmark, it will be opened in a new tab. If set to false (the default) bookmarks are opened in the current tab.

Browser compatibility

Update compatibility data on GitHub
ChromeEdgeFirefoxOperaFirefox for Android
openBookmarksInNewTabsChrome No support NoEdge No support NoFirefox Full support 59Opera No support NoFirefox Android Full support 59


Full support  
Full support
No support  
No support


Set the setting to true:

function logResult(result) {
  console.log(`Setting was modified: ${result}`);

browser.browserSettings.openBookmarksInNewTabs.set({value: true}).

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Last updated by: mdnwebdocs-bot,