How do I clear JavaScript cache in Firefox?
Clear the cache
- In the Menu bar at the top of the screen, click Firefox and select Preferences.
- Select the Privacy & Security panel.
- In the Cookies and Site Data section, click Clear Data….
- Remove the check mark in front of Cookies and Site Data.
- With Cached Web Content check marked, click the Clear button.
How do I refresh JavaScript in Firefox?
I use Ctrl + F5 . It’s like a force refresh. This refreshes the page including re-downloading any referenced JavaScript files or CSS files even if they were cached.
How do I reset Firefox preferences?
Refresh Firefox
- Click the menu button.
- Click Refresh Firefox… then Refresh Firefox in the confirmation window that opens.
- When finished, a window will list your imported information.
- Select whether you want Firefox to restore all or some windows and tabs and click the Let’s go!
Does Firefox cache JS?
As long as the app hasn’t changed, the tag will stay the same and therefore the query string will also. The browser should cache the JS and not do a network request at all because the expire date is far future. Each time the app is updated, that query string will change and the browser should download it.
What is a user js file?
The Firefox user. js file stores user settings, the file is loaded each time Firefox starts. This a convenient way to save your browser customizations and apply them on different machines.
Where is Firefox config file stored?
Chosen solution. They’re stored in the prefs. js file, which is a plain text file.
How do you force reload js file?
Hit CTRL-F5 or CTRL-SHIFT-R in most modern browsers to force reload. Use the developer’s console to clear the cache.
Is JavaScript cached in browser?
In general, most modern browsers will cache JavaScript files. This is standard practice for modern browsers and ensures an optimized loading experience. Cached assets such as JavaScript will typically be served from the browser’s cache instead of making another request for a resource that has already been retrieved.
How do I force the browser to reload cached JS?
It works, all the time, for everyone. But, if you’re not using it, and you just need to reload that one CSS or JS file occasionally in your own browser… just open it in its own tab and hit SHIFT-reload (or CTRL-F5)!
How to save custom Firefox settings on different machines?
Using Firefox user.js settings file. The Firefox user.js file stores user settings, the file is loaded each time Firefox starts. This a convenient way to save your browser customizations and apply them on different machines. The prefs.js file already exists in your Firefox profile directory, find the location using about:support in the top bar.
What is the Firefox user JS file for?
The Firefox user.js file stores user settings, the file is loaded each time Firefox starts. This a convenient way to save your browser customizations and apply them on different machines. The prefs.js file already exists in your Firefox profile directory, find the location using about:support in the top bar.
Why does Firefox keep no history between sessions?
If the selector says “Firefox will: Never remember history” then Firefox uses automatic private browsing and no history is kept between sessions. Do any of those explain what is going on? If you have user.js file then you should see a section about this file on the “Help > Troubleshooting Information” page.
Should Firefox enable or disable user JS by default?
ADVERTISEMENT The suggestion brought forward is to disable user.js by default but introduce a preference in Firefox that users need to enable actively so that the user.js file is read again.