Press Win + R and type msconfig in the Run box. Select the desired item from the Default operating systems drop down list: Change Default OS In Boot Menu With MSCONFIGįinally, you can use the built-in msconfig tool to change the boot timeout. Press the Settings button in the Startup and Recovery section on the Advanced tab. Type the following into the text box and press Enter: SystemPropertiesAdvancedĪdvanced System Properties will open. The Run dialog will appear on the screen. Press Win + R keys together on the keyboard. The classic System Properties applet can be used to change the default OS in the boot menu. Replace the Ĭhange Default OS In Boot Menu Using System Properties This will show the list of available boot entries, as follows.Ĭopy the value of the identifier line and execute the next command. Open an elevated command prompt and type the following command: bcdedit Change Default OS In Boot Menu Using Bcdedit The same can be done with the built-in console utility "bcdedit". Tip: You can boot Windows 10 into Advanced Startup Options, and pick the item Use another operating system.
On the next page, click Choose a default operating system.In the boot loader menu, click the link Change defaults or choose other options at the bottom of the screen.To change the default operating system in the boot menu in Windows 10, do the following. It’s just that the file is missing and we will try to rebuild it through the following process.Change Default OS In Boot Menu With MSCONFIG Change Default OS In Boot Menu Using Startup Options Missing boot manager doesn’t necessarily mean that your Operating System has been erased.
Hence, when the boot manager goes missing, the system doesn’t know what to boot and the other boot file locations.
In simple words, the boot manager is the file that posses the location of the Operating System that has to be booted. In Windows 10, the boot manager is an application that stores boot environment variables and boot file locations. How to Fix “BOOTMGR is Missing” in Windows 10īefore we begin, let’s understand what is Windows Boot Manager. So, if you have boarded the same train, here are a few ways to fix boot manager is missing in Windows 10. I was eventually able to fix it after a certain number of steps. I misplaced my Windows bootloader file while switching from an HDD to SSD. If your laptop has ended with the dreaded message on startup – “BOOTMGR is missing”, don’t worry you are not alone.
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