How to Enable or Disable the Feature Flags/Experimental Features

Follow the steps to enable or disable on Mac:

Step 1: Open Safari on your Mac

Step 2: Go to Settings by clicking ‘Safari’ menu available on top left corner next to ‘apple icon’ or by pressing [cmd + ,].

Step 3: Navigate to Advanced section.

Step 4: Checkmark the checkbox that says Show features for web developers available on bottom of Advanced Settings window.

Step 5: Now, you should see Developer as wll as Feature Flags section next to Advanced section.

Alternatively, you can access the Feature Flags section by selecting the Develop menu from the options available at the top of the Safari app and then choosing “Feature Flags” from the submenu.

Checked features are active. You can enable or disable the feature by checking the checkbox.

Follow the steps to enable or disable on iOS:

Step 1: Open Setting app on your iPhone.

Step 2: Scroll down until you find Safari and tap on it.

Step 3: Scroll all the way down on Safari Setting on your iPhone, to find the Advanced option and tap on it.

Step 4: Tap on Feature Flags option available on botton of Advanced menu of Safari settings.

Checked features are active. You can enable a feature by checking the checkbox.

Experimental features in web browsers refer to functionalities currently in the testing phase and are not yet fully stable or standardized. The main purpose of these features is to allow developers and users to experiment with new functionalities and provide feedback before they become mainstream. These features are often available in the beta versions of browsers or within developer tools.