How To Browsers How to Disable JavaScript in the Opera Web Browser Share Pin Email Print kosmozoo/Getty Images Browsers Guides & Tutorials Basics Installing & Upgrading Tips & Tricks Key Concepts Mobile Browsers by Scott Orgera Scott Orgera has been a tech journalist since 2007. He has 25+ years' experience as a programmer and QA leader and several Microsoft certifications. Updated September 09, 2018 This tutorial is only intended for users running the Opera Web browser on Windows, Mac OS X, or MacOS Sierra operating systems. Opera users that wish to disable JavaScript in their browser can do so in just a few easy steps. This tutorial shows you how it's done. First, open your browser. Windows Users Select the Opera menu button, located in the upper left-hand corner of your browser window. When the drop-down menu appears, select the Settings option. You can also utilize the following keyboard shortcut in lieu of this menu item: ALT+P. Mac Users Select Opera in your browser menu, located at the top of your screen. When the drop-down menu appears, select the Preferences option. You can also utilize the following keyboard shortcut in lieu of this menu item: Command+Comma(,). Opera's Settings interface should now be displayed in a new tab. In the left-hand menu pane, select the option labeled Websites. The third section on this page, JavaScript, contains the following two options, each accompanied by a radio button. Allow all sites to run JavaScript: Enabled by default, this setting instructs Opera to execute all JavaScript found within a Web page.Do not allow any site to run JavaScript: The opposite of the first option, this prevents any JavaScript code from running within your browser. In addition to this all-or-nothing approach, Opera also allows you to specify individual Web pages or entire sites and domains where you can either allow or prevent JavaScript code from being executed. These lists are handled via the Manage exceptions button, located below the aforementioned radio buttons. Continue Reading