How to Block Websites on Firefox

This guide explains how to block Websites on Firefox, with clear steps, practical tips, and important checks before you begin.

Block Firefox website on Android, iOS

1. Block Firefox Android website

We can block websites using the BlockSite application according to the link below.

• Download the BlockSite Android app here

At the interface of the application, you search for the website you want to block and then click Done to save. Website results were blocked in Block list interface. When accessing this website, a message will appear as shown below.

2. Block Firefox iOS website

To block websites on Firefox iOS we will use the Screen Time feature. You go to Settings> Screen time> Turn on limits> Content restrictions> Web Content.

At the Disallow website, enter the URL of the website you want to block access on Firefox and other browsers on iPhone / iPad.

Instructions to block Firefox ads on computers

Step 1:

We install the Block Site add-on on Firefox according to the link below.

• Download the Block Site Firefox add-on here

Next, you access the Utilities section to access the utility management interface. At the Block Site utility, click on the 3-dot icon and then select Options from the list.

Step 2:

Displays the management interface of Block Site utility. We enter the URL of the website we want to block in the Block a new hostname field. Then click Add to add the site to the block list.

To unblock websites, you will click the Remove button.

Step 3:

There is also an option to schedule website blocking by date. We choose a site blocking date, and then enter the length of time we want to block the site.

Finally, click the Save button at the bottom of the interface under Tools to save all changes. In addition, in the Master Password section, you enter the password to lock the settings of the Block Site utility.

So when someone else accesses the blocked website, the interface will be displayed as shown below. If you want to access the site, you need to enter your password and click Remove Blocking.