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+====== How to Delete a Operating System Listed in Windows Boot Manager in Windows 7 and Vista ======
+This will show you how to delete a non-default operating system in Windows 7 and Vista from the list in the Windows Boot Manager that allows you to select a OS to run at startup.
+%ICON{"tip"}% You must be logged in as an administrator to be able to do the steps in this tutorial.
+OPTION ONE
+---
+Through System Configuration
+<blockquote>**1.** Open the Start Menu, type**msconfig** in the search line, and press**Enter**. <br /> <br />**2.** Click on the**Boot** tab. (see screenshot below) <blockquote><a rel''"Lightbox_21894" href''"http://www.sevenforums.com/attachments/tutorials/3018d1232195890-operating-system-start-delete-os-list-boot-boot.jpg" id''"attachment3018"><img alt''"Operating System to Start - Delete OS on List at Boot-boot.jpg" src''"http://www.sevenforums.com/attachments/tutorials/3018d1232195890t-operating-system-start-delete-os-list-boot-boot.jpg" title''"Operating System to Start - Delete OS on List at Boot-boot.jpg" border''"0" /></a><br /></blockquote>**3.** Select the operating system you want to delete that is not set as the**Default OS**, and click on**Delete**. (see screenshot above)<br />**NOTE:** <em>If the OS you want to delete from the list is the**Default OS**, then you will need to change the </em><a target''"_blank" href''"http://www.sevenforums.com/tutorials/2282-default-operating-system-change-default-boot-os.html">****//default operating system****// </a><em> to another listed OS first</em>.<br /> <br />**4.** Check the**Make all boot settings permanent** box, and click on**OK**. (see screenshot below step 2)<br /> <br />**5.** Click on**Yes** to confirm. (see screenshot below) <blockquote><a rel''"Lightbox_21894" href''"http://www.sevenforums.com/attachments/tutorials/3019d1232195896-operating-system-start-delete-os-list-boot-confirm.jpg" id''"attachment3019"><img alt''"Operating System to Start - Delete OS on List at Boot-confirm.jpg" src''"http://www.sevenforums.com/attachments/tutorials/3019d1232195896t-operating-system-start-delete-os-list-boot-confirm.jpg" title''"Operating System to Start - Delete OS on List at Boot-confirm.jpg" border''"0" /></a><br /></blockquote>**6.** Click on the**Restart** button. (see screenshot below)<br />**WARNING:** _This will restart the computer immediately. Make sure you save and close anything open that you do not want to lose first_. <blockquote><a rel''"Lightbox_21894" href''"http://www.sevenforums.com/attachments/tutorials/3020d1232195904-operating-system-start-delete-os-list-boot-restart.jpg" id''"attachment3020"><img alt''"Operating System to Start - Delete OS on List at Boot-restart.jpg" src''"http://www.sevenforums.com/attachments/tutorials/3020d1232195904t-operating-system-start-delete-os-list-boot-restart.jpg" title''"Operating System to Start - Delete OS on List at Boot-restart.jpg" border''"0" /></a><br /></blockquote> </blockquote>
+<br />
+OPTION TWO
+---
+Using the bcdedit Command
+**1.** Open a <a target''"_blank" href''"http://www.sevenforums.com/tutorials/783-elevated-command-prompt.html">**elevated command prompt** </a> or a <a target''"_blank" href''"http://www.sevenforums.com/tutorials/682-command-prompt-startup.html">**command prompt at boot** </a>.<br />**NOTE:** <em>If you have a**RAID** setup or a**PCI-E SSD** as your boot drive and want to open a command prompt at boot, then you may need to use the <strong>Load <a rel''"nofollow" target''"_blank" href''"http://sflink.pcdriversheadqu.revenuewire.net/driver-detect/driverupdate/">Drivers</a></strong> option in the </em><a target''"_blank" href''"http://www.sevenforums.com/tutorials/668-system-recovery-options.html">****//System Recovery Options****// </a><em> screen to load it's <a rel''"nofollow" target''"_blank" href''"http://sflink.pcdriversheadqu.revenuewire.net/driver-detect/driverupdate/">drivers</a> first before Windows will see the boot drive to be able to use the bcdedit command on it</em>.<br /> <br />**2.** In the elevated command prompt, type**bcdedit** and press enter. (see screenshot below)<br />**NOTE:** _This will let you see what OS is the**default** to start under the**Windows Boot Manager** section, and to see the**description** (name) and**identifier** of the operating system(s) listed in Windows Boot Manager are under the**Windows Boot Loader** section(s). For example,**Microsoft Windows Vista** (description) as**{730ab458-b062-11e0-84f1-fa307df851c2}** (identifier).//<blockquote><a rel''"Lightbox_21894" href''"http://www.sevenforums.com/attachments/tutorials/172815d1314692673-operating-system-start-delete-os-list-boot-cmd-1.jpg" id''"attachment172815"><img alt''"Operating System to Start - Delete OS on List at Boot-cmd-1.jpg" src''"http://www.sevenforums.com/attachments/tutorials/172815d1314692673t-operating-system-start-delete-os-list-boot-cmd-1.jpg" title''"Operating System to Start - Delete OS on List at Boot-cmd-1.jpg" border''"0" /></a><br /></blockquote>
+**3.** In the elevated command prompt, type the command below for a listed OS that you want to delete, and press Enter. (see screenshot below)<br />**NOTE:** <em>If the OS you want to delete from the list is the**Default OS**, then you will need to change the </em><a target''"_blank" href''"http://www.sevenforums.com/tutorials/2282-default-operating-system-change-default-boot-os.html">****//default operating system****// </a><em> to another listed OS first</em>.
+<blockquote><strong>bcdedit /delete {identifier} </strong><br /> <br />**For example:** If I wanted to delete**Microsoft Windows Vista** (description) as**{730ab458-b062-11e0-84f1-fa307df851c2}** (identifier), I would type this below and press Enter.<br /> <br /> <strong>bcdedit /delete {730ab459-b062-11e0-84f1-fa307df851c2}</strong><br /> <br /> <a rel''"Lightbox_21894" href''"http://www.sevenforums.com/attachments/tutorials/172816d1314692673-operating-system-start-delete-os-list-boot-cmd-2.jpg" id''"attachment172816"><img alt''"Operating System to Start - Delete OS on List at Boot-cmd-2.jpg" src''"http://www.sevenforums.com/attachments/tutorials/172816d1314692673t-operating-system-start-delete-os-list-boot-cmd-2.jpg" title''"Operating System to Start - Delete OS on List at Boot-cmd-2.jpg" border''"0" /></a><br /></blockquote>
+**4.** In the elevated command prompt, type**bcdedit** and press enter. (see screenshot below step 3)<br />**NOTE:** <em>This will let you see and verify that the OS has been deleted.</em><br /> <br />**5.** When finished, close the elevated command prompt.
+-- Main.FredPettis - 2012-05-17