How to Disable Javascript on iPhone 12: A Step-by-Step Guide

Disabling JavaScript on your iPhone 12 might sound like a daunting task, but it’s actually quite simple. All it takes is a few taps within your settings, and voila! You’ve successfully turned off JavaScript. So why would anyone want to do this, you ask? Well, disabling JavaScript can help speed up your web browsing and protect your device from potential security vulnerabilities. Ready to learn how? Let’s dive in.

After disabling JavaScript, you’ll notice that some web pages may not load correctly or at all. JavaScript is a programming language that enables interactive features on websites, such as animations, videos, and games. Without it, some sites might look broken or won’t function as intended. Keep this in mind before you proceed, as it could affect your browsing experience.

Step by Step Tutorial on How to Disable Javascript on iPhone 12

Before you begin, know that disabling JavaScript will affect how web pages load and function on your iPhone 12. The steps below will guide you through the process of turning off JavaScript in Safari, the default web browser on iOS devices.

Step 1: Open Settings

Navigate to the ‘Settings’ app on your iPhone 12 home screen and tap to open it.

When you open Settings, you’ll find a list of options that let you customize various aspects of your iPhone. For our purpose, you’ll need to scroll down to find the Safari settings.

Step 2: Scroll Down and Select Safari

In the Settings menu, scroll down until you find Safari and tap on it.

Safari’s settings control your browsing experience. From privacy features to accessibility options, this is where you tweak how Safari behaves on your iPhone.

Step 3: Scroll to ‘Advanced’ Section

Once in Safari’s settings, scroll all the way down to the bottom until you see the ‘Advanced’ option, then tap on it.

The ‘Advanced’ section of Safari’s settings is where you can find features that are more technical, such as website data and JavaScript settings.

Step 4: Toggle Off JavaScript

In the ‘Advanced’ section, you will see a toggle switch next to JavaScript. Tap on the switch to turn it off.

By toggling off JavaScript, you’re telling Safari not to run any JavaScript code on the websites you visit. This might make some sites load faster, but it could also break certain functionalities.

Tips on How to Disable Javascript on iPhone 12

  • Before disabling JavaScript, consider the websites you frequently visit and whether they rely heavily on JavaScript for functionality.
  • If you’re disabling JavaScript for security reasons, make sure to keep your iOS and Safari up to date with the latest security patches.
  • After turning off JavaScript, test out your favorite websites to see how they’re affected; you might need to re-enable it for certain sites.
  • Remember that you can always toggle JavaScript back on if you encounter any issues or need it for a specific website.
  • Disabling JavaScript might save you some data usage if you’re browsing on a cellular network, as some content won’t load automatically.

Frequently Asked Questions

Will disabling JavaScript on my iPhone 12 affect all browsers?

No, disabling JavaScript in Safari settings will only affect browsing in Safari. If you use other browsers like Chrome or Firefox, you’ll need to disable JavaScript in those apps separately.

Can I disable JavaScript on a per-site basis?

Unfortunately, Safari on iPhone does not currently allow you to disable JavaScript for individual websites. It’s an all-or-nothing setting.

Will disabling JavaScript improve my iPhone’s battery life?

It’s possible that disabling JavaScript could improve battery life since some scripts can be resource-intensive. However, the difference might not be significant for most users.

Is it safe to browse without JavaScript enabled?

Browsing without JavaScript can be safer in some respects, as it prevents certain types of attacks that rely on JavaScript. However, you might also miss out on important security features on websites that require JavaScript.

How do I know if a website requires JavaScript?

If a website doesn’t load correctly or functionalities like buttons and forms don’t work, it likely requires JavaScript. You can re-enable JavaScript temporarily to use the website as intended.


  1. Open the ‘Settings’ app.
  2. Scroll down and select ‘Safari’.
  3. Scroll to the ‘Advanced’ section.
  4. Toggle off the JavaScript switch.


Disabling JavaScript on your iPhone 12 can be a mixed bag. On one hand, it can enhance your browsing speed and offer an additional layer of security against malicious scripts. On the other hand, it can also hinder your web experience by breaking certain functionalities on websites designed with JavaScript in mind. Weighing these pros and cons is essential before making the decision to disable JavaScript.

If you do decide to turn off JavaScript, you now have a simple guide to follow. The process is straightforward and easily reversible, should you find the need to bring JavaScript back into your browsing life. Remember, the digital world is constantly evolving, and staying informed about how your devices work is crucial to navigate it safely and efficiently. Happy browsing, and may your iPhone 12 serve you well in whatever configuration you choose!

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