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#1 McFlyoftheMarty

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Posted 28 March 2018 - 04:43 PM

I have a Toshiba laptop running windows 8 with a broken screen that I have a monitor hooked up to. Was working for 5 min until it updated the drivers. Now all I have is a black screen with the mouse icon. I can't get it into safe mode or anything. Any help would be great.

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#2 dc3

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Posted 08 April 2018 - 01:20 PM

How to rebuild the BCD (Boot Configuration Data)

You will need to access the Windows 10 Recovery Enviornment (RE) to perform the rebuild.  Follow the instructions below to enter the RE and open the Command Prompt.

You will need Windows 10 installation media to do this.  If you don't have this media you can use the Media Creation Tool to create Windows 10 installation media for a disc or flash drive.

There are three options, use the second option Using the tool to create installation media (USB flash drive, DVD, or ISO file) to install Windows 10 on a different PC.

Follow the instructions there to create the installation media.

Insert the installation media (DVD or USB flash drive) in the computer.

1. Insert the Windows 10 media (DVD or USB flash drive).

2. Restart the computer.You will receive a message telling you to press any key to continue.

3. Click Repair your computer or press R.

4. Select Troubleshoot.

5. Select Command Prompt.


When the Elevated Command Prompt opens copy and paste the three commands below one at a time, press Enter after each command.

Bootrec /fixmbr

Bootrec /fixboot

Bootrec /rebuildbcd


You should see the following.

 

Scanning all disks for Windows installations.

This may take a while, please do not stop the scan.

If this was successful you will receive the following message.

Successfully scanned Windows installations.
Total identified Windows installations: 0
The operation completed successfully.


Edited by dc3, 08 April 2018 - 01:21 PM.

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