Avoid about:config from being changed
Okay so I installed adware on my pc. These malicious softwares change the new tab setting every time I restart my computer, so how can I "lock" the settings and not let them be changed from default? If this is impossible, why not make it a feature?
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Hi jocfla,
Whilst it is possible to, in a way, lock some settings, this isn't probably the solution you're looking for (and it might not help, depending on how sophisticated the adware you have is). I would recommend removing the adware you've installed first.
You can try these free programs to scan for malware, which work with your existing antivirus software:
- Microsoft Safety Scanner
- MalwareBytes' Anti-Malware
- AdwCleaner (for more info, see this alternate AdwCleaner download page)
- Hitman Pro
- ESET Online Scanner
Microsoft Security Essentials is a good permanent antivirus for Windows 7/Vista/XP if you don't already have one. Windows 8 has an antivirus built-in already.
Good luck!
Go to the Mozilla Add-ons Web Page {web link} (There’s a lot of good stuff here) and search for what you want.
These add-ons can be a great help by backing up and restoring Firefox
FEBE (Firefox Environment Backup Extension) {web link} FEBE allows you to quickly and easily backup your Firefox extensions, history, passwords, and more. In fact, it goes beyond just backing up -- It will actually rebuild your saved files individually into installable .xpi files. It will also make backups of files that you choose.
OPIE {web link} Import/Export extension preferences
The browser.newtab.url pref is no longer supported in Firefox (41+), so it is no longer possible to set the new tab page via this pref.
You can look at this extension to set the new tab page:
- New Tab Override: https://addons.mozilla.org/firefox/addon/new-tab-override/
You can set the new tab URL setting via the Options/Preferences of the extension on the about:addons page.
You can look at this extension if you use the home page as the new tab page.
- New Tab Homepage: https://addons.mozilla.org/firefox/addon/new-tab-homepage/
Classic Theme Restorer includes this feature as well. In current CTR versions (1.3.9+) you find "New tab page url" in the Tabs (1) section.
You can use pages like these:
- the default new tab page with the tiles is about:newtab
- the default home page is about:home
- for a blank page use about:blank
- for Super Start use about:superstart
- use the URL of a web page
See the about:about page for available about pages.