Home page with pipe character opens extra tabs when Firefox starts

Firefox lets you specify more than one site as your [[How to set the home page|home page]] by separating each address with a pipe character (|). This feature may lead to unexpected results when you try to set your home page to a site that contains a pipe character in the address. This article explains how to fix that. * If Firefox repeatedly open new, empty tabs or windows after clicking on a link, see the [[Firefox keeps opening many tabs or windows]] article. * If you get a tab named "''Firefox Updated''" or says "''You've been updated to the latest version of Firefox.''" every time you start Firefox, please read the [[Firefox has just updated tab shows each time you start Firefox]] article. To fix this problem, you will have to replace the pipes with their escape code. # [[T:optionspreferences]] # Select the {menu General} panel. # In the '''Home Page''' text box, replace all pipes (|) with '''%7C''' # [[T:closeOptionsPreferences]] [[Template:ShareArticle|link=http://mzl.la/MsLBaF]]

Firefox lets you specify more than one site as your home page by separating each address with a pipe character (|). This feature may lead to unexpected results when you try to set your home page to a site that contains a pipe character in the address. This article explains how to fix that.

• If Firefox repeatedly open new, empty tabs or windows after clicking on a link, see the Firefox repeatedly opens empty tabs or windows after you click on a link article.
• If you get a tab named "Firefox Updated" or says "You've been updated to the latest version of Firefox." every time you start Firefox, please read the Firefox says it's just updated every time it starts - how to fix article.

To fix this problem, you will have to replace the pipes with their escape code.

1. In the Menu bar at the top of the screen, click Firefox and then select Preferences or Settings, depending on your macOS version.Click the menu button and select Settings.
2. Select the General panel.
3. In the Home Page text box, replace all pipes (|) with %7C
4. Close the Settings page. Any changes you've made will automatically be saved.