WordPress by default open all the external links in the same window. But you can force the external links to open in new window either by using a plugin or from the visual editor mode.
There are certain benefits to open your external links in new window. It helps to reduce the bounce rate while keeping your webpage open, so that possibility is there visitor will come back to your site and visit more pages after closing the external page.
Open External links in New Window from Visual Editor
You can always enable to open external links in new window from visual editor mode (post editing mode). This will work only for the links which are on your content.
To do this, first select your anchor text and choose the “Insert/Edit link” and check the box “Open link in a new window/tab” and save it. This is the most recommended method but it requires extra effort since you have to manually check the box every time.
Open External links in New Window for your sidebars
If you like to open external links of your sidebar to open in new window, simply add target=”_blank” in the HTML source code.
<a href=”http://www.thetopblogger.com/check/thesis/”>Thesis Theme</a>
<a href=”http://www.thetopblogger.com/check/thesis/” target=”_blank”>
The link should be like below picture:
Open External links in New Window using Plugin
The easier method is to use a plugin. You can try any of the following plugins:
Open in New Window plugin
Open External links in a New Window Plugin
This is a better option as it follows XHTML strict compliant and also search engine friendly method. This plugin is available in the WordPress repository and you can download it for free.
Which method do you normally use? Do you prefer to open external links in new window or in the same window?