How to clear cookies and cache in Mozilla Firefox?
Clear all cookies, site data and cache
- In the Menu bar at the top of the screen, click Firefox and then select Preferences or Settings, depending on your macOS version. Click the menu button. …
- Select the Privacy & Security panel and go to the Cookies and Site Data section.
- Click the Clear Data… button. …
- Click Clear.
How to remove malware in Mozilla Firefox?
Chosen Solution Go to the Firefox menu (≡) => Add-ons => Extensions and remove anything that looks unfamiliar or suspicious. Do the same in Windows Control Panel. Run most or all of the listed malware scanners. They all work differently – what one program doesn't pick up, the other might.
How to clear DNS cache in Mozilla Firefox?
Open Firefox and type "about:networking#dns" in the address bar. Press Enter to access the DNS page. Click on the "Clear DNS Cache" button to clear the resolver cache.
How to reset Firefox Mozilla?
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!
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Set an order of preference for languages · In the Menu bar at the top of the screen, click Firefox and then select Preferences or Settings, …