Things to consider before reinstalling Windows 10 with dual boot configuration Many things should be taken care of while you install Windows 10 and maintain a dual-boot. We have made a detailed player to responsible process guide for you.
What is a Dual Boot System
A dual-boot system lets you run two operating systems on the same computer. Although this particular config is advantageous for those wanting to keep their present OS and test, or shift entirely over to the new one (Windows 10, anyone?). When you reinstall windows 10, be careful to keep the bootloader configuration because otherwise it will not have access nor to another OS.WindowsDualBoot (ad)
Preparation Steps
Back up system files: Before you change anything, back up your OS X and Windows data.
Install Media: Windows 10 installation on USB or DVD Check if it’s installed in a correct format similarly check for installation
Check Your Partition Layout (you should have a separate partition for Windows 10) If you do not have one, then create a new using disk management tools.
Reinstalling Windows 10
Boot from Installation Media: Insert your installation media and boot it when you start up your computer.
Choose Custom Install: After going through the installation, choose “Custom install” and then pick what partition you want to use for Windows 10.
Format the Partition, Do remember Here do not format other partition for your Opertaing system.
Finish Installation: Simply follow the on-screen setup instructions. Your computer will restart a lot of instances
Earlier in the year, I threatened to stuff popcorn into his floppy drive if he wrecked my dual boot again.
This means that after you have reinstalled Windows 10, your other operating system will be left stranded.
If Ubuntu is your other OS: Boot from an Ubuntu Live CD or USB
Step 2 : Run the terminal: When in live environment run a terminal window.
Re-Install GRUB Bootloader: Reboot to (or type) sudo grub-install /dev/sdX where sdX is your drive letter, it will re install the bootloader Grub that should pick up both Operating Systems
Refresh boot menu with update-grub.–Run sudoGNUCIENTICIENT_UPDATE_ug_exact_RECienempty_spacesavadocUNIXีย
Final Steps
Now, restart this and see whether you have your boot menu to select the OS.
If that does not fix it, perhaps use your favorite boot-option control menu or tool (such as EasyBCD for Windows) to better manage the options.
If you follow these steps, you have successfully reinstalled Windows 10 and You still has both of your OS on this setup.