Tech

How to Reduce CPU Usage in Firefox

Chances are you’ll discover Firefox taking on extra of your system sources than it ought to. When you ought to anticipate this throughout downloads or advanced background processes, when you discover fixed excessive useful resource utilization whereas utilizing Firefox, you must take a more in-depth look.

Thankfully, there are a number of methods you may repair this challenge by altering some Firefox settings. Let’s check out the seven simplest strategies.

Attempt These Fast Fixes First

Earlier than you progress on to extra advanced options, there are a number of primary troubleshooting steps you must observe. Here is what you must strive first:

  1. Restart Firefox, as this could repair most issues. Be sure to save any work first.
  2. Test and ensure you are utilizing Firefox’s newest model. Open the browser’s menu and head to Assist > About Firefox. There you may examine if Firefox is up-to-date or if there’s an replace obtainable.
  3. Restart your pc. After it boots up once more, launch Firefox once more and examine if the CPU utilization has modified.
  4. Shut some tabs. Firefox has to retailer a webpage in reminiscence for every opened tab. In case you typically have a lot of tabs working, it’s going to enhance the CPU utilization. Attempt to handle your tabs utilizing bookmarks or a browser extension.

Associated:How to Send Tabs Between Your Devices Using Firefox

Find out how to Cut back Firefox’s CPU Utilization

There’s a number of other ways you may attempt to scale back Firefox’s CPU utilization, here is some you may strive:

1. Refresh Firefox

Refreshing Firefox would possibly provide help to with many points by reverting the browser to its default state whereas retaining data similar to passwords or bookmarks.

To refresh Firefox, navigate to about:assist and click on Refresh Firefox.

Refresh Firefox

2. Begin Firefox in Troubleshoot Mode

In case you’ve put in a number of themes or extensions in Firefox, these may trigger the browser to make use of extra sources.

To search out out if an extension or theme is inflicting the excessive CPU utilization, you must begin Firefox in Troubleshoot Mode and examine for variations. Here is how one can begin Firefox in Troubleshoot Mode:

  1. Open the browser menu in Firefox.
  2. Go to Assist > Troubleshoot Mode.
  3. Within the pop-up window, click on Restart.

Start Firefox in Safe Mode

Firefox will restart with out your extensions, themes, and configurations. This can allow you to see if Firefox runs utilizing fewer sources. If it does, certainly one of your extensions or themes is probaly inflicting the difficulty.

3. Allow Firefox’s Strict Mode

Firefox has 3 ranges of monitoring safety: Customary, Customized, and Strict. By default, the Customary mode is chosen, however you would possibly wish to swap to Strict since this mode blocks extra cookies, trackers, or content material throughout websites.

This could enhance your browser’s pace and scale back its CPU utilization. Here is how one can enhance your stage of monitoring safety utilizing Strict mode:

  1. Open the Firefox menu and go to Settings.
  2. Within the left-hand menu, choose Privateness & Safety.
  3. Head to the Enhanced Monitoring Safety part and choose Strict.

Firefox strict mode

The draw back of utilizing Firefox’s Strict mode is that its elevated safety would possibly have an effect on some web sites and their content material.

4. Flip On {Hardware} Acceleration

By enabling the Firefox {hardware} acceleration function, you might be telling the browser to make use of your pc’s GP as a substitute of the CPU. That is particularly helpful when your pc ismanaging components with excessive graphic depth.

Comply with these steps to activate {hardware} acceleration in your browser:

  1. Open the Firefox menu and head to Settings.
  2. From the left-hand menu, choose Basic.
  3. Scroll right down to Efficiency and uncheck Use beneficial efficiency settings.
  4. Test Use {hardware} acceleration when obtainable.

Firefox hardware acceleration

Observe: How nicely the {hardware} acceleration function does its job is determined by your GPU. In case your pc has an older or weaker GPU, it won’t provide the anticipated outcomes.

5. Use Firefox Instruments

Firefox Activity Supervisor is a device you need to use to seek out details about working tabs and extensions. To entry it, open the browser’s menu and go to Extra instruments > Activity Supervisor.

Firefox Task Manager

Right here, you’ll see every tab and extension, and the way a lot of your CPU it is utilizing. In case you spot that an extension or tab is utilizing your CPU excessively, you may simply shut it.

Firefox additionally has a built-in function you need to use to scale back your excessive CPU utilization challenge. All you must do is to navigate to about:reminiscence and click on Decrease reminiscence utilization.

6. Change Content material Course of Restrict

In Firefox, you may select between content material processes. The good thing about having extra content material processes is that it improves efficiency when managing a lot of tabs, however it does use extra reminiscence.

Here is o set a brand new content material course of restrict in Firefox and scale back its reminiscence utilization:

  1. Open the Firefox menu and head to Settings.
  2. Choose Basic and scroll right down to Efficiency.
  3. Uncheck Use beneficial efficiency settings.
  4. Use the drop-down menu subsequent to Content material course of restrict to set a brand new, decrease variety of obtainable content material processes.
  5. Restart Firefox.

Firefox content process limit

Observe: In accordance with Mozzila, in case your pc has greater than 8 GB of RAM, a better content material course of restrict would possibly profit you.

7. Take away Your Saved Profile File

Firefox retains your browsing-related information in your profile folder. This folder comprises details about each change you make within the browser, and any saved particulars similar to passwords.

Whereas this sounds nice, it may be inflicting you issues similar to excessive CPU utilization if one of many information is corrupt. The one resolution to that is to delete the content-prefs.sqlite file. Here is how you are able to do it:

  1. Open the Firefox menu, and go to Assist > Extra troubleshooting data.
  2. Within the Utility Fundamentals part, find Profile Folder and click on the Open Folder button subsequent to it.
  3. Completely delete the content-prefs.sqlite file.
  4. Restart Firefox.

Firefox settings

In case you can’t open Firefox, you may nonetheless discover and delete your profile folder.

  1. Press Home windows key + R to launch a Run dialog.
  2. Sort %APPDATApercentMozillaFirefoxProfiles and press Enter.
  3. Double-click the profile you wish to open. If there is just one profile it ought to have default as a part of its identify.
  4. Find and completely delete the content-prefs.sqlite file.

Associated: How to Fix High CPU Usage in Windows

Get Firefox’s CPU Utilization Again to Regular

Hopefully, now you can open extra tabs or use different apps with out your pc slowing down.

In case you tried the whole lot on our record, and you continue to expertise excessive CPU utilization with out having a lot of tabs or apps working, it is likely to be time to improve your pc.


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