How to Fix problem “Could not initialize the browser security component” in Mozilla

Hi folks, Many of you having problem with mozilla firefox an some times it bothers you too much as I faced many times although mozilla firefox is a great browser. Today at morning when I open my firefox browser then show me a error and didn’t work and I can’t browse anything.

If you see this error don’t worries with it you can fix it with very simple 3 ways given bellow try these and make solve your problem.

Hard drive space:

Check your hard drive’s free space

1. Open My Computer
2. Right click on the C: drive
3. Choose Properties. A dialog will come up.
4. Go to the General tab.
5. If it reports less than 1MB free space available, you’ll need to make more room.

File permissions

Check the file permissions in your Firefox profile folder. The file named cert8.db must not be read-only.

Open your profile folder:

• At the top of the Firefox window, click on the Firefox button, go over to the Help menu (on Windows XP, click on the Help menu) and select Troubleshooting Information. The Troubleshooting Information tab will open.
• Under the Application Basics section, click on Open Containing Folder/. A window with your profile files will open.

Note: If you are unable to open or use Fire​fox, follow the instructions in Finding your profile without opening Firefox.

• At the top of the Firefox window, click on the Firefox button (File menu in Windows XP) and then click Exit.
• Right-click on the file named cert8.db.
• Choose Properties. A dialog will come up.
• Go to the General tab.
• Make sure the Read-only checkbox is not checked.
• Press OK.

Restart Firefox and the problem may be fixed.

Corrupted file

The file cert8.db in your profile folder may have become corrupted. Delete this file while Firefox is closed.

Open your profile folder:

• At the top of the Firefox window, click on the Firefox button, go over to the Help menu (on Windows XP, click on the Help menu) and select Troubleshooting Information. The Troubleshooting Information tab will open.
• Under the Application Basics section, click on Open Containing Folder. A window with your profile files will open.

Note: If you are unable to open or use Fire​fox, follow the instructions in Finding your profile without opening Firefox.

• At the top of the Firefox window, click on the Firefox button (File menu in Windows XP) and then click Exit.
• Click on the file named cert8.db.
• Press Delete.

Restart Firefox.

cert8.db will be recreated when you restart Firefox. This is normal.

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