Last Known Good Configuration (advanced). For more information, see Change your screen resolution. You can use this mode to reset your display settings. Starts Windows using your current video driver and using low resolution and refresh rate settings. Creates a file, ntbtlog.txt, that lists all the drivers that are installed during startup and that might be useful for advanced troubleshooting.Įnable low-resolution video (640×480). This option is intended for IT professionals and administrators.Įnable Boot Logging. Starts Windows in safe mode with a command prompt window instead of the usual Windows interface. Starts Windows in safe mode and includes the network drivers and services needed to access the Internet or other computers on your network. Log on to your computer with a user account that has administrator rights. On the Advanced Boot Options screen, use the arrow keys to highlight the safe mode option you want, and then press Enter. If your computer has more than one operating system, use the arrow keys to highlight the operating system you want to start in safe mode, and then press F8.
If the Windows logo appears, you'll need to try again by waiting until the Windows logon prompt appears, and then shutting down and restarting your computer. You need to press F8 before the Windows logo appears. If your computer has a single operating system installed, press and hold the F8 key as your computer restarts. Click the Start button, click the arrow next to the Shut Down button (or the arrow next to the Lock button), and then click Restart. Remove all floppy disks, CDs, and DVDs from your computer, and then restart your computer. Starts Windows with a minimal set of drivers and services. If you have a Windows installation disc, the system recovery tools are located on that disc. This option is available only if the tools are installed on your computer's hard disk. Shows a list of system recovery tools you can use to repair startup problems, run diagnostics, or restore your system.
For more information, go to the Microsoft website for IT professionals. Other options start Windows with advanced features intended for use by system administrators and IT professionals. If a problem doesn't reappear when you start in safe mode, you can eliminate the default settings and basic device drivers and services as possible causes. Some options, such as safe mode, start Windows in a limited state, where only the bare essentials are started. You can access the menu by turning on your computer and pressing the F8 key before Windows starts. The Advanced Boot Options screen lets you start Windows in advanced troubleshooting modes.
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