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Can't start or delete Firefox,

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Firefox icons have disappeared from desktop. It will not start from firefox.exe. Trying to delete firefox folder from Program file (x86) in order to reinstall Firefox I get 'can't delete error code: 0x80070750'.

Firefox icons have disappeared from desktop. It will not start from firefox.exe. Trying to delete firefox folder from Program file (x86) in order to reinstall Firefox I get 'can't delete error code: 0x80070750'.

Valgt løsning

Let’s do a full clean re-install; Download Firefox For All languages And Systems {web link} Save the file. Then Close Firefox.

Start your Computer in safe mode.

Starting The Computer In Safe Mode;
Free Online Encyclopedia


Using your file browser, open the Programs Folder on your computer.

Windows: C:\Program Files C:\Program Files (x86) Mac: Open the "Applications" folder.
https://support.mozilla.org/en-US/kb/how-download-and-install-firefox-mac Linux: Check your user manual. If you installed Firefox with the distro-based package manager, you should use the same way to uninstall it - see Install Firefox on Linux. If you downloaded and installed the binary package from the Firefox download page, simply remove the folder Firefox in your home directory.

Do Not remove the profiles folder.

Look for, and rename any Mozilla or Firefox program folders by adding .old to them. Do not rename the Mozilla Thunderbird folder if there is one.

After rebooting the computer, run a registry scanner if you have one. Then run the installer. If all goes well, remove the OLD folders when you are done.

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Yderligere systemdetaljer

Program

  • User Agent: Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/54.0.2840.99 Safari/537.36

Yderligere information

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FredMcD
  • Top 10 Contributor
4344 løsninger 61105 svar

Valgt løsning

Let’s do a full clean re-install; Download Firefox For All languages And Systems {web link} Save the file. Then Close Firefox.

Start your Computer in safe mode.

Starting The Computer In Safe Mode;
Free Online Encyclopedia


Using your file browser, open the Programs Folder on your computer.

Windows: C:\Program Files C:\Program Files (x86) Mac: Open the "Applications" folder.
https://support.mozilla.org/en-US/kb/how-download-and-install-firefox-mac Linux: Check your user manual. If you installed Firefox with the distro-based package manager, you should use the same way to uninstall it - see Install Firefox on Linux. If you downloaded and installed the binary package from the Firefox download page, simply remove the folder Firefox in your home directory.

Do Not remove the profiles folder.

Look for, and rename any Mozilla or Firefox program folders by adding .old to them. Do not rename the Mozilla Thunderbird folder if there is one.

After rebooting the computer, run a registry scanner if you have one. Then run the installer. If all goes well, remove the OLD folders when you are done.

Let’s do a full clean re-install; '''[http://www.mozilla.org/en-US/firefox/all/ Download Firefox For All languages And Systems]''' {web link} Save the file. Then '''Close Firefox.''' Start your '''Computer''' in safe mode. '''[http://encyclopedia2.thefreedictionary.com/Linux+Safe+Mode Starting The Computer In Safe Mode;<br>Free Online Encyclopedia]''' Using your file browser, open the '''Programs Folder''' on your computer. '''Windows:''' C:\Program Files C:\Program Files (x86) '''Mac:''' Open the "Applications" folder.<br>https://support.mozilla.org/en-US/kb/how-download-and-install-firefox-mac '''Linux:''' Check your user manual. If you installed Firefox with the distro-based package manager, you should use the same way to uninstall it - see Install [https://support.mozilla.org/en-US/kb/install-firefox-linux Firefox on Linux]. If you downloaded and installed the binary package from the [http://www.mozilla.org/firefox#desktop Firefox download page,] simply remove the folder Firefox in your home directory. '''Do Not''' remove the profiles folder. Look for, and rename any '''Mozilla''' or '''Firefox''' program folders by adding '''.old''' to them. Do not rename the '''Mozilla Thunderbird''' folder if there is one. After rebooting the computer, run a registry scanner if you have one. Then run the installer. If all goes well, remove the OLD folders when you are done.

Ændret af FredMcD den

Spørgsmålsstiller

Many thanks to FredMcD. Once I discovered how to start a PC using Windows 10 in safe mode the problem was cleared by the the cleanup in safe mode.

Many thanks to FredMcD. Once I discovered how to start a PC using Windows 10 in safe mode the problem was cleared by the the cleanup in safe mode.
FredMcD
  • Top 10 Contributor
4344 løsninger 61105 svar

Glad to help. Safe Surfing.

Glad to help. Safe Surfing.