iOS 17 Guide: How to Turn On JavaScript on iPhone

Turning on JavaScript on your iPhone is a simple process that can be done in just a few steps. By enabling JavaScript, you’ll have a smoother browsing experience as many websites rely on it to display content properly. In this article, I’ll walk you through the steps to turn on JavaScript in iOS 17.

You can also check out this video about how to turn on JavaScript on iPhone for more on this subject.

Step by Step Tutorial: How to turn on JavaScript on iPhone

Before we dive into the steps, it’s important to understand that turning on JavaScript will allow your iPhone’s browser to execute scripts, which can enhance your browsing experience by allowing for dynamic content and interactive features on websites.

Step 1: Open Settings

Open the Settings app on your iPhone.

When you tap on the Settings icon, you’ll see a list of options for adjusting your iPhone’s various features and preferences.

Step 2: Scroll and tap Safari

Scroll down until you find Safari and tap on it.

Safari is the default web browser for iOS devices, and this is where you’ll find the option to enable JavaScript.

Step 3: Tap on Advanced

Scroll to the bottom and tap on the Advanced menu.

The Advanced menu contains additional settings that can be modified for a more customized browsing experience.

Step 4: Toggle JavaScript on

Find the JavaScript setting and toggle the switch to the green ON position.

By toggling this switch, you are enabling your Safari browser to process and display web pages that use JavaScript.

After completing these steps, JavaScript will be enabled on your iPhone’s Safari browser. This means that when you visit websites that use JavaScript, the content will load and function as intended by the website developers.

Tips: How to turn on JavaScript on iPhone

  • Keep your iOS updated to ensure compatibility with the latest JavaScript versions.
  • If a website isn’t working correctly, check to see if JavaScript is turned on.
  • Remember that some websites may not function properly without JavaScript enabled.
  • Keep in mind that enabling JavaScript might affect battery life due to increased processing.
  • Disabling JavaScript can sometimes be a troubleshooting step for browser issues.

Frequently Asked Questions

What is JavaScript?

JavaScript is a programming language used to create dynamic content on websites, like interactive forms and animations.

Can I enable JavaScript for specific websites?

No, JavaScript settings on iOS apply to all websites you visit in Safari.

Will enabling JavaScript impact my iPhone’s security?

While JavaScript itself is safe, it can be used in harmful ways by malicious websites. Always ensure you’re visiting secure sites.

Can I still use websites if I don’t enable JavaScript?

Yes, but some features and content may not work properly without JavaScript.

Does enabling JavaScript use more data?

It can, as it allows for more complex and feature-rich content to load.


  1. Open Settings.
  2. Scroll and tap Safari.
  3. Tap on Advanced.
  4. Toggle JavaScript on.


Enabling JavaScript on your iPhone can greatly enhance your web browsing experience. As websites continue to evolve and offer more interactive features, having JavaScript turned on ensures that you don’t miss out on the full capabilities of the web. While it’s generally safe to have JavaScript enabled, always be mindful of the websites you visit and practice safe browsing habits. If you ever encounter issues with website functionality, checking your JavaScript settings should be one of your first troubleshooting steps. By following the steps outlined in this article, you can quickly and easily enable JavaScript on your iPhone with iOS 17, ensuring a seamless and dynamic browsing experience.

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