What does the firefox.exe file do?
The firefox.exe process is also known as Tor Browser or, as the case may be, Firefox Developer Edition and is a part of Mozilla Firefox (Version 52.9.0 ESR, 52.3.0 ESR) or, as the case may be, Tor Browser. This software is produced by Mozilla (www.mozilla.org) or, as the case may be, Microsoft (www.microsoft.com). An outdated or faulty version of firefox.exe can cause problems for your computer, ranging from slowness to error messages like these:
- Tor Browser has stopped working. Windows is checking for a solution to the problem... (Windows 11, 10, 7)
- Tor Browser has stopped working. A problem caused the program to stop working correctly. Windows will close the program and notify you if a solution is available. (Windows 11, 10, 7)
- firefox.exe has encountered a problem and needs to close.
- Access violation at address FFFFFFFF in module firefox.exe. Read of address 00000000.
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What you should know about firefox.exe Tor Browser
firefox.exe is not part of Windows, but it is important nonetheless. Firefox.exe is found in a subdirectory of "C:\Program Files" or sometimes in in a subdirectory of the "My Documents" folder or, as the case may be, in the "My Documents" folder.
Frequently occurring are file sizes such as 275,568 bytes (6% of all these files), 392,136 bytes as well as 167 other variants.
Mozilla Firefox is a Windows Store app, the full package name is Mozilla.Firefox_n80bbvh6b1yt2.
The file is no part of Microsoft Windows. The producer of the file is registered with a certificate authority. This confirms the genuineness of the file. This firefox.exe process is receiving or sending data on the LAN (your local network) or on the Internet. The program executes in the background, and can only be terminated using Windows Task Manager.
Firefox.exe is capable of modify other Windows tasks.
For this reason, 30% of all experts consider this file to be a possible threat. The probability that it can cause harm is high.
- A firefox.exe file has a 61% certainty of being dangerous if it is found in a subdirectory of "C:\Users\USERNAME". In this case, the file size is usually 320,512 bytes (6% of all these files), 1,531,392 bytes as well as 45 other variants. The firefox file was developed by a so-called third party provider - and not by Microsoft. The application can initiate a network connection--either to the Internet or on your LAN. This particular software does not have a visible window, and does not appear on the taskbar. The producer of the file is registered with a certificate authority. This confirms the genuineness of the file. Firefox.exe is capable of modify other Windows tasks as well as monitor other applications.
- A firefox.exe file has a 27% certainty of being dangerous if it is found in a subdirectory of C:\. In this case, the file size is usually 994,264 bytes (50% of all these files) or, as the case may be, 573,640 bytes. It is no part of Microsoft Windows. This firefox program is connected to a server on the Internet or in your local network. Firefox.exe is capable of modify other Windows tasks.
- A firefox.exe file has a 72% certainty of being dangerous if it is found in the C:\Windows\System32 directory. In this case, the file size is usually 436,597 bytes.
If you see this file on your hard drive or in Windows Task Manager, please make sure that it is not a malicious variant. It's a fact that many trojans try to cloak their true identity by calling themselves firefox.exe. With the above information or by using tools like Security Task Manager you can determine if, in your case, the file is an undesirable variant.
What do other computer users say about firefox?
| This is a Browser! It isnt Dangerous. Sorry 4 my Bad Englisch :P Eren | |
| Great Browser. Safe alternative to IE. Recommend A+ | |
| Best browser available :) (further information...) KDE | |
| Mozilla Firefox web browser Tom | |
| This is THE browser. JimH |
Summary: 97 users consider firefox.exe essential and should not be removed. 16 users consider it harmless. However, 5 users consider this to be a suspicious process and would like to get rid of it. For this reason, 19 users have already removed firefox.exe. source: file.net
How to uninstall Mozilla Firefox or Tor Browser
To remove Tor Browser from your computer, please follow the manual instructions below.
- Click the Windows Start Button. You can find it in the lower-left corner of the taskbar.
- Type 'uninstall'.
- Click Add or remove programs.
- Now locate Mozilla Firefox or Tor Browser in the list of displayed applications.
- Click the program, and then click Uninstall.
How to check if firefox.exe (Tor Browser) was uninstalled completely
After uninstalling, restart your computer. Then open Windows Explorer and check if a folder with the software name still exists under C:\Program Files. Also, check the Registry for remnants of Tor Browser. To do this, start Regedit, then look under HKEY_LOCAL_MACHINE > Software for: Tor Browser or the name of the producer. Keep in mind that only a computer professional should delete entries in the Windows Registry directly.
Last but not least
If Windows is not working properly, startup is slow, or firefox.exe is causing problems, a good Windows diagnostic tool may help. This is especially effective when it comes to older computers that have accumulated vast quantities of "garbage data" as the result of many software installs and uninstalls.
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