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If Firefox 25 crashes frequently or on startup, it may be due to BitGuard. We'll show you how to uninstall BitGuard so Firefox can run normally.

{for not fx25} {for win} {note}'''Note:''' This issue mainly affects Firefox 25 and up. However, if found, BitGuard should be removed from your computer.{/note} {/for} {/for} {for mac,linux} {note}'''Note:''' This issue only affects Windows computers.{/note} {/for} If you've updated to Firefox 25 and it now crashes frequently or crashes when starting, it may be due to BitGuard software installed on your computer. BitGuard is often installed unintentionally while installing or updating other software from the Internet. This article explains how to get rid of it so Firefox can run normally. __TOC__ =Uninstall BitGuard= {for winxp} #Click the Start Menu and select {menu Control Panel}. The Control Panel window will open. #;[[Image:Control Panel - WinXP]] #In the Control Panel window click on '''Add or Remove Programs'''. The Add or Remove Programs window will open. #;[[Image:Add or remove WinXP]] #From the list of currently installed programs, select '''BitGuard'''. #To begin the uninstall, click the {button Remove} button to the right of '''BitGuard'''. {/for} {for win7,mac,linux} #Click the Start Menu and select {menu Control Panel}. The Control Panel window will open. #;[[Image:Control Panel - Win7]] #In the Control Panel window click the '''Uninstall a program''' link under the Programs section. #;[[Image:Uninstall a program - Win7]] #From the list of currently installed programs, select '''BitGuard'''. #To begin the uninstall, click the {button Uninstall} button at the top of the list. {/for} {for win8} #Switch to the '''Desktop''' by selecting its tile from the Start Screen. #From the Desktop, hover in the upper right-hand corner to access the Charms. #Select {menu Control Panel} from the {menu Settings} charm. The Control Panel window will open. #;[[Image:Control Panel - Win8]] #In the Control Panel window click the '''Uninstall a program''' link under the Programs section. #;[[Image:Uninstall a program - Win7]] #From the list of currently installed programs, select '''BitGuard'''. #To begin the uninstall, click the {button Uninstall} button at the top of the list. {/for} =Check your computer for malware= In order to prevent BitGuard from reinstalling itself and to remove other [http://en.wikipedia.org/wiki/Malware malware] on your computer, you may also need to run a malware removal tool. We recommend the free version of Malwarebytes. *[http://www.malwarebytes.org/products/malwarebytes_free/ Download Malwarebytes]. *For more information, see our article [[Troubleshoot Firefox issues caused by malware]]. =More help= *For more info on BitGuard see [http://malwaretips.com/blogs/remove-bitguard-exe-virus/ this removal guide]. *For more help with Firefox crashes, see [[Firefox crashes - Troubleshoot, prevent and get help fixing crashes]]. Share this article: [http://mzl.la/17Vh77v]