How do I stop Firefox from using so much memory?

Why does Firefox memory usage keep increasing?

The first thing I would suspect is that some of plug-ins leak memory or use it a lot. For example, AdBlock Plus often causes Firefox to increase memory usage significantly. The reason is that it injects large style sheets into every frame.

How do I reduce my browser memory usage?

Reduce Chrome high memory usage & make it use less RAM1Close Unused Tabs.2Run a Malware Scan.3Enable Hardware Acceleration.4Remove conflicting browser Extensions.5Creating a new User Profile for Google Chrome.6Disable the Site Isolation feature.7Turn on Use a prediction service to load pages more quickly.Reduce Chrome memory usage & make it use less RAM

How do I limit Firefox processes?

You can modify these settings in your Firefox Settings page:1In the Menu bar at the top of the screen, click Firefox and select Preferences. Click the menu button. and select OptionsPreferences. ... 2In the General panel, go down to the Performance section.3Uncheck the box next to Use recommended performance settings.Firefox's performance settings - Mozilla Support

How much memory should Firefox be using?

To be honest with you 8GB of RAM is the minimum standard nowadays. Firefox makes sure people with more RAM can utilize them. I think Firefox should auto detect how much ram a user have and adjust its RAM usage accordingly. The more memory is used the better because it means you don't have RAM wasted.