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deleteosonlistatboot [2013/01/27 21:29] (current)
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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
  
deleteosonlistatboot.txt ยท Last modified: 2013/01/27 21:29 (external edit)