Unable To Install Grub Bootloader

Hello friends. Hopefully, you are all well. I hope I will get a better suggestion from you. Guys, I need help with my computer. I am unable to install the Grub bootloader in Windows 10. Although, I am not an expert on this matter. Can anyone provide any suggestions? Any help will be appreciated.

So, I found a solution from here today. Now it very easy for me to install grub boot loader.