The /deletevalue option deletes or removes a boot entry option (and its value) from the Windows boot configuration data store (BCD). Sets the default entry that the boot manager will use. The /debug boot option enables or disables kernel debugging of the Windows operating system associated with the specified boot entry or the current boot entry.

To enable or disable the kernel debugger, use the BCDEdit /debug option. The /dbgsettings option sets or displays the current global debugger settings for the computer. Sets the one-time boot sequence for the boot manager. The /bootdebug boot option enables or disables boot debugging of the current or specified Windows operating system boot entry. For more information, see How to open MSConfig in Windows 10.īefore setting BCDEdit options you might need to disable or suspend BitLocker and Secure Boot on the computer. As an alternative, use the System Configuration utility (MSConfig.exe) to change boot settings. Changing some boot entry options using the BCDEdit /set command could render your computer inoperable. You can add these parameters to the boot entries for Windows operating systems.Īdministrative privileges are required to use BCDEdit to modify BCD. This section describes the boot options for supported versions of Windows that are related to developing, testing, and debugging drivers on computers with x86-based and 圆4-based processors. They are stored in a boot configuration data (BCD) store. You can add boot parameters to a boot entry for an operating system. Boot entry parameters, or boot parameters, are optional, system-specific settings that represent configuration options.

Windows 10 boot configuration edit