Enter about:config in the address bar and set browser.tabs.loadBookmarksInTabs = true.

Enter about:config in the address bar and set browser.tabs.loadBookmarksInTabs = true.

You know I'm not good at using this browser and did not know how to find the details of it,so if it is OK for you,could you please give me a more detailed answer of this question?Thanks.

To change your Firefox configuration, please do the following:

1. In the address bar, type about:config and press the Enter key.
   • The about:config warning page may appear. Click Accept the Risk and Continue to continue to the about:config page.
2. Set the browser.tabs.loadBookmarksInTabs preference to true.

See:

• https://support.mozilla.org/en-US/kb/about-config-editor-firefox

Type about:config in the location (address) bar and press the Enter key to open about:config like you open a website by typing the URL in the location bar.

• if you see a warning message then you can confirm that you want to access about:config.

• use the Search bar at the top of about:config to locate preferences more easily
• preferences that have been modified and do not have the default value show as bold (user set)
• preferences that are user set (bold) can be reset to the default value by clicking the reset button at the far right on its line
• preferences can be modified via the Edit button and by double-clicking the line with the pref

You can create a new preference by typing/pasting the name in the search bar, select the type: String, Number, Boolean, and click the '+' button to create the pref and type the value and confirm by clicking the OK button.

See:

• https://support.mozilla.org/en-US/kb/about-config-editor-firefox

Type about:config in the location (address) bar and press the Enter key to open about:config like you open a website by typing the URL in the location bar.

• if you see a warning message then you can confirm that you want to access about:config.

• use the Search bar at the top of about:config to locate preferences more easily
• preferences that have been modified and do not have the default value show as bold (user set)
• preferences that are user set (bold) can be reset to the default value by clicking the reset button at the far right on its line
• preferences can be modified via the Edit button and by double-clicking the line with the pref

You can create a new preference by typing/pasting the name in the search bar, select the type: String, Number, Boolean, and click the '+' button to create the pref and type the value and confirm by clicking the OK button.

Thank you!