How to Block a Website on Firefox

Learn how to block a website on Firefox using reliable methods. Whether you want to restrict access to specific URLs, website categories, or keywords, this guide provides clear instructions and screenshots for easy implementation.

How to Block Specify Sites and Keywords on Firefox

Utilize specialized software such as HT Family Shield for home use or HT Task Vector for business use to quickly and reliably manage browsing and computer use. It is compatible with all popular browsers and cannot be bypassed using VPNs or private browser mode.

  1. Download the app and install it the computer(s)/laptop(s) where you want to manage internet content.
    Download HT Family Shield for Home Use
    Download HT Task Manager for Business Use
  2. Create an account and log in to your online dashboard for remote management from any location.
  3. Click Rules → Website Limits.
  4. Add website URLs or keywords you want to block to the list.
  5. Select «Block» to block completely or «Limit» to set up time restrictions and schedule at the bottom of the tab for each of them.
How to block a website on Firefox

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These actions will block websites on multiple browsers including Google Chrome, Microsoft Edge, IE, Firefox, Opera, and Brave. To prevent bypassing with another browser, follow these steps: click on Rules → App Blocking and select «Block» for the «Unsupported Browsersraquo; category.
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How to Restrict Certain Types of Websites on Firefox

If you want to restrict certain types of websites or website categories, such as games, social media, or content inappropriate for children, we provides a convenient solution. With just a single checkbox, you can block hundreds of sites belonging to a specific category. Additionally, you have the option to set time limits on specific types of websites to ensure healthy usage.

  1. Download the app and install it the computer(s)/laptop(s) where you want to manage internet content.
    Download HT Family Shield for Home Use
    Download HT Task Manager for Business Use
  2. Create an account and log in to your online dashboard, which allows for remote management from any location.
  3. Click Rules → Website Limits.
  4. Select «Block» for specific categories to completely block sites belonging to those categories, or choose «Limit» to set up time restrictions and schedules for those types of sites.
How to Restrict Certain Types of Websites

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Read How to Block Websites Temporarily

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How to Block Sites from Reports

Our software offers an additional benefit by providing detailed reports of all activities. This allows you to analyze the reports and restrict unwanted activities directly from the logs, even in real-time. Managing internet access becomes simple and efficient.

  1. Open your online dashboard via any browser on any device and from any location.
  2. Click Reports → Websites.
  3. Click the «Block» or «Limit» icon next to the sites you want to restrict.
How to Block Websites on Firefox

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With our software, you can:

Block a website on Firefox

Restrict URLs and keywords in all popular browsers.

Block Website Categories

Block social networking sites, chats, games, etc.

Allow Only Whitelisted Websites

Allow only trusted websites and filter all others.

Disable Apps

Disable specific apps including messengers, games, and any installed programs.

Monitor Computer Activities

Generate reports on visited websites, launched apps, and more.

Remote Control

Have remote control access to the filters and reports.


Easily and reliably block websites in Firefox and other browsers. Take advantage of our 14-day free trial version of HT Family Shield or HT Task Vector to experience all the benefits firsthand.

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Last updated: February 11, 2025

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