Starting with Firefox 67, Mozilla introduced a feature that automatically suspends unused tabs when your computer's memory is running low (defined as lower than 400MB). This feature helps to optimize performance by freeing up memory. However, some users may prefer to keep all tabs active regardless of memory usage. This guide will show you how to enable or disable this tab suspension feature in Firefox.
Benefits of Tab Suspension
- Improved Performance: Frees up memory by suspending unused tabs.
- Automatic Management: Detects low memory situations and acts accordingly.
- Seamless Experience: Click on the suspended tab to reload it and resume your session.
Steps to Enable or Disable Tab Suspension in Firefox
To Enable Tab Suspension
Step 01: Open a New Tab
- Launch Mozilla Firefox and open a new tab.
Step 02: Access Configuration Settings
- Type
about:configin the address bar and press Enter.
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Step 03: Accept the Warning
- Click "I accept the risk!" to proceed to the advanced settings.
Step 04: Search for the Tab Suspension Setting
- In the search box, type
browser.tabs.unloadOnLowMemory.
Step 05: Enable Tab Suspension
- Double-click on the
browser.tabs.unloadOnLowMemorypreference to set it totrue.
To Disable Tab Suspension
Step 01: Open a New Tab
- Launch Mozilla Firefox and open a new tab.
Step 02: Access Configuration Settings
- Type
about:configin the address bar and press Enter.
Step 03: Accept the Warning
- Click "I accept the risk!" to proceed to the advanced settings.
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Step 04: Search for the Tab Suspension Setting
- In the search box, type
browser.tabs.unloadOnLowMemory.
Step 05: Disable Tab Suspension
- Double-click on the
browser.tabs.unloadOnLowMemorypreference to set it tofalse.
Additional Tips
- Monitoring Performance: Regularly check your computer's memory usage to determine if tab suspension is necessary.
- Customizing Firefox: Explore other
about:configsettings to further optimize your browsing experience. - Updating Firefox: Ensure you are using the latest version of Firefox to take advantage of performance improvements and new features.
Conclusion
Managing how Firefox handles tab suspension can significantly impact your browsing experience, especially if you frequently work with many open tabs. By following the steps outlined above, you can easily enable or disable the tab suspension feature based on your preferences and needs. Whether you prioritize performance or prefer to keep all tabs active, Firefox provides the flexibility to customize your settings accordingly.
By making these adjustments, you can ensure that Firefox operates in a manner that best suits your workflow and computing environment.
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