Changing boot options in vista

Note however that some options may have been acted on already, so that an option that is changed through the Edit Boot Options menu need not work exactly as if it had been determined from the BCD store. Indeed, it need not work at all. Some of the BOOT. Mostly, one BOOT. The whole string is set as the updated value of loadoptions. Some, perhaps even many, details remain to be worked out. Text is case-insensitive. An option is considered present at its first occurrence only.

Also, an option need not be preceded by a forward slash or even by white space. In each of the following sets, only one member is accepted, in decreasing order of precedence:.

The num placeholder stands for an uninterrupted sequence of decimal digits. An empty num is permitted, and evaluates as zero. The str placeholder stands for any number of characters up to but not including the first space. If there is no such occurrence, the bootems and ems elements are added without emsport. This page was created on 21st May and was last modified on 28th August Feel free to drop any comments or questions that you may have.

View more articles by Jimmy S. The Conversation Follow the reactions below and share your own thoughts. Leave a Reply Click here to cancel reply. Apple Mac iPhone. Tech-Recipes By visiting this site, users agree to our disclaimer. Enable Boot Logging. Creates a file, ntbtlog. Starts Windows using your current video driver and using low resolution and refresh rate settings.

You can use this mode to reset your display settings. For more information, see Change your screen resolution. Last Known Good Configuration advanced. Starts Windows with the last registry and driver configuration that worked successfully. Directory Services Restore Mode.

Starts Windows domain controller running Active Directory so that the directory service can be restored. Debugging Mode. Starts Windows in an advanced troubleshooting mode intended for IT professionals and system administrators.

Disable automatic restart on system failure. Prevents Windows from automatically restarting if an error causes Windows to fail. Choose this option only if Windows is stuck in a loop where Windows fails, attempts to restart, and fails again repeatedly. Disable Driver Signature Enforcement. Allows drivers containing improper signatures to be installed. Start Windows Normally. Starts Windows in its normal mode. Windows 7 More Need more help?