It seems that some malicious plug-ins may be added to your Firefox. You can open Mozilla Firefox, press Ctrl + Shift + A to open Add-on Manager. Then disable or delete the unfamiliar extensions.
If the problem still exists, use a professional removal tool to uninstall Mozilla Firefox completely.
In order for mozilla firefox to be off yo computer you have to change yo ip address. The same thing happened to me... It works trust me!!! Oh and if you want 2 change it I suggest internet explorer!
Firefox is better web browser and if you wanted to uninstall it, go to control panel | Add remove programs | Mozilla Firefox | Uninstall.
If its slow, you can speed it up by:
Uninstall unwanted add-ons:
First thing that you should do to fix Mozilla Firefox slow is to uninstall unwanted add-ons installed. Some websites forcefully install toolbars or add-ons that cause your browser to crash often.
Scan System for viruses:
If you don't have antivirus installed on your system then malware can intercept smooth communication of browser and operating system. Also make sure that antivirus program that you are using is updated. Remember to clean your system with some powerful antivirus program.
Fix Windows Registry:
Browser related setting is stored in the registry database of operating system. You may receive various problems when registry entries related to browser are corrupted, missing or damaged.
There are two methods to fix this problem. One of them is to manually modify your registry and another is to use third party registry cleaner and PC optimizer software. Manual modification is not recommended as it is complicated. You may opt for second method that is to use third party registry cleaner and PC optimizer.
Update Drivers:
If Mozilla is slow it could be your outdated drivers causing problem. To solve this problem, update your device drivers. Here are steps to do so: 1. Right click on My Computer.
2. Select properties in the dropdown.
3. Click on Hardware Tab.
4. Now click on Device Manager.
5. Select the device, note down its name.
6. Open web browser.
7. Search for drivers.
8. Restart your computer.
To automatically fix Mozilla slowing problem, use this globally known Intel Software Partner, RegInOut. You can stop browser crashes quickly with a single click using this tool.