Learn more Firefox is a popular web browser that can be downloaded for free. It is very fast and customizable. Follow this guide to install Firefox on your PC, Mac, or Android device, as well as how to install custom add-ons.
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Tips and Warnings. Related Articles. Author Info Last Updated: October 11, Method 1. The Download link in the green box will automatically detect your operating system and language. Click the download button. Your download will start immediately. Once the file is finished downloading, click on it to start the installation.
Windows may ask for confirmation before running the file. Choose your installation type. Standard is an automatic installation, and is suitable for most users. It installs everything you need to start using Firefox right away.
If you choose custom installation, you will be presented with the following options: Choose your install location. Firefox will automatically choose the spot it thinks is best to install to. You can change it if you wish. Install maintenance service. This will automatically update Firefox in the background. Disable this if you want to manually install updates. Choose where to place icons. This means that any links you click will open with Firefox.
Launch Firefox. After a few moments, Firefox will be installed, and you can start browsing the web. You can choose to launch the program immediately, or launch it yourself later. Import your settings. This may take a few moments. Method 2. You can get it for free at the Mozilla website. The download link will automatically detect your operating system and language. Open the DMG file. However, it isn't a perfect browser, and at times we are forced to ask why is Firefox so slow? Thankfully, there are a number of ways you can speed up and improve the experience, and improve Firefox performance.
For quite a few computers, this is something that isn't automatically enabled, so you need to do this manually. Here is how:. Enabling hardware acceleration and content processing limits are the first things you should check if you want to speed up how Firefox operates.
However, there are other ways to improve the speed and overall performance of Firefox. One of the things slowing Firefox down could be Internet Plugins and Launch Agents — small background apps that you aren't even aware of.
Something else slowing Firefox down is the automated anonymous collection of browser data being transmitted back to the Mozilla Foundation and Corporation. If you want, this can be switched off. Another way Firefox is always looking out for its users is through something called Accessibility Services. For those who need need assistive technologies for physical impairments - such as poor eyesight or dyslexia - this can be incredibly helpful as not every website has features built-in that make the browsing experience accessible for everyone.
But for those who don't need this assistance, switching off this feature can further accelerate the speed of Firefox, which is equally useful. Another way to speed up the performance of Firefox is by running maintenance scripts. Here is how you do that, with a useful app we've mentioned earlier, CleanMyMac X :. Download Firefox Firefox Privacy Notice.
Get Mozilla VPN. Firefox for Android Get the customizable mobile browser for Android smartphones. Firefox Focus Simply private mobile browsing. Privacy Promise Learn how Firefox treats your data with respect. Firefox Blog Read about new Firefox features and ways to stay safe online. Release Notes Get the details on the latest Firefox updates. Facebook Container Help prevent Facebook from collecting your data outside their site.
Pocket Save and discover the best stories from across the web. Mozilla VPN Get protection beyond your browser, on all your devices. Product Promise Learn how each Firefox product protects and respects your data. Firefox Relay Sign up for new accounts without handing over your email address.
Mozilla Foundation Meet the not-for-profit behind Firefox that stands for a better web. Get involved Join the fight for a healthy internet. Careers Work for a mission-driven organization that makes people-first products.
Mozilla Blog Learn about Mozilla and the issues that matter to us. Close Innovation menu Mozilla Hubs Gather in this interactive, online, multi-dimensional social space. Firefox Developer Edition Get the Firefox browser built just for developers. Firefox Reality Explore the web with the Firefox browser for virtual reality.
Common Voice Donate your voice so the future of the web can hear everyone. Download options and other languages. Firefox Browser support. Latest Firefox features Picture-in-Picture Pop a video out of the browser window so you can stream and multitask.
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