This step-by-step article describes how to edit the Boot. NTLDR displays the bootstrap loader screen, where you can select an operating system to start. This screen is based upon the information in the Boot. If you don't select an entry before the counter reaches zero, NTLDR loads the operating system that is specified by the default parameter in the Boot. Windows Setup places the Boot.
You should back up the Boot. For more information, see Editing the Boot. Skip to main content. This browser is no longer supported. Download Microsoft Edge More info. Contents Exit focus mode. You can use Bootcfg to add, delete, and change all boot entry parameters and boot options; however, you cannot use it to set an indefinite boot time-out value.
You can also use Bootcfg commands in a script or batch file to set boot options or to reset them after you replace or upgrade an operating system. Unlike manual editing, Bootcfg edits boot options without changing the protective attributes on Boot. It also helps you avoid typing errors that might prevent the operating system from starting. You must be a member of the Administrators group on the computer to use Bootcfg. For detailed instructions about using Bootcfg, see Help and Support Center.
You can use a text editor, such as Notepad, to edit Boot. However, because this method is prone to error, use it only when Bootcfg is not available. Before editing Boot. For more information see the Microsoft Support Lifecycle Policy. Modifying Folder Options. Save a Backup Copy of Boot. Sample Boot. Editing the Boot. Removing an Operating System from the Menu. Modifying the Operating System Menu Order. Modifying the Default Operating System.
Modifying the Time Out. This step-by-step article describes how to edit the Boot. NTLDR displays the bootstrap loader screen, where you can select an operating system to start. This screen is based upon the information in the Boot. If you do not select an entry before the counter reaches zero, NTLDR loads the operating system that is specified by the default parameter in the Boot.
Windows Setup places the Boot.
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