![]() To invoke the Last Known-Good Configuration, perform the following steps. The Last Known-Good Configuration can help you reestablish the settings that your computer used the last time that you successfully booted to Windows. Attempt to Boot to the Last Known-Good Configuration Log in as the administrator or as a user with administrative access.Ĩ.(If the Windows Advanced Options Menu does not appear, restart the system and try again.) Tap F8 on the keyboard immediately after the Dell logo screen disappears until you see the Windows Advanced Options Menu on the screen.For more information, refer to the Dell knowledge-base article How to Use Forced ePSA to Recover from POST or Boot Failure. Note: For Dell Latitude laptop PCs, you may try to recover the PC using the forced ePSA method. To determine if your computer is experiencing a hardware problem, run the Dell Online Diagnostics. If you receive an error from the PSA diagnostics, refer to the Dell Hardware Diagnostics page for further assistance:Ĭlick Here to Troubleshoot Diagnostic Errors Select Diagnostics to start the diagnostic assessment of the computer hardware. To run PSA Diagnostics, turn on the computer and tap the F12 key several times at the Dell logo screen. Select the Boot from Hard Drive option and press Enter. Restart the computer, and at the Dell logo screen tap the key multiple times to invoke the One-Time Boot Menu. Boot to the Hard Drive Using the One-Time Boot Menu Refer to the Dell knowledge-base article BIOS Recovery options on a Dell PC or Tablet for more information.ĥ. If your Dell PC or tablet supports BIOS recovery, you can recover the corrupt BIOS by using the BIOS recovery method applicable for your Dell PC or tablet. Note: System BIOS may get corrupted if the BIOS upgrade or downgrade procedure is not completed successfully or interrupted.Ī corrupt BIOS is one of the possible causes of your PC unable to complete POST or some times even boot into the operating system. Press ESC to exit the BIOS, and be sure to select Save and Exit to save your changes.Depending on the BIOS, you may need to press a key that is listed at the bottom of the screen to load default settings.At the Dell logo during restart, tap the F2 key repeatedly until you see Entering Setup in the top-right corner of the screen. ![]() To reset your computer's BIOS to factory defaults, perform the following steps: ![]() If your computer is set to first attempt to boot to another device, this may cause issues with successfully booting to Windows. ![]() Search Dell Search Microsoft Search Google Search Bing If the error message is not listed above, try searching for additional solutions on the Web.Ĭlick your preferred search engine below, then describe your problem in the search box provided.
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