This should display either an empty drive (“File Not Found”) or a single directory called EFI.In the next step you need to select the windows boot volume - it will be relatively small, e.g. This will display a list of all the volumes on the drive.In the command prompt, run the following commands Step 2: rebuild Windows Boot Loader (BCD) The command prompt will now load on the screen.From the options, click on ‘Troubleshoot’.

Click ‘Repair your computer’ at the bottom left of the window.If you don’t have a Windows install media, see Windows 10 – How to create an install USB drive. The easiest way to get the command prompt loaded is to boot from your Windows install media and clicking ‘Repair your computer’. To repair the BCD you will need to enter some commands into the command prompt. The same process applies for Windows 8, Windows 8.1 and Windows 10. no bootable device – insert boot disk and press any keyīelow is the process I use to repair a corrupt or missing Windows Boot Loader (BCD).Other messages that fall into the same problem are: Use the arrow key to select the OS and hit enter to load the operating system.Several times after performing a system restore I’ve found my computer doesn’t boot – instead I get a message which says ‘Boot device not found’. As your PC restart, you will see the dual boot option.If a Restart prompt appears, select Restart. Click OK and Apply to save the changes.These values are seconds, so if you have set it to 30, the boot manager will wait 30 seconds before loading the default OS. Next, under the Timeout field, set the value as 20, 30, or 60.Select the OS that is not set as default and click the Set as default button.If you have a dual boot setup, it will show all the operating systems installed on your PC. Type msconfig and click OK to open the System Configuration utility.It lets you manage and set your default OS in a dual boot setup and also set up a timeout for the boot menu.įollow these steps to configure the boot menu using the System Configuration tool: If configuring the Startup and Recovery option doesn’t work, you can configure the boot menu using the System Configuration tool.

Windows 10 windows boot manager