So I've tried everything that @Neemobeer has said. After using 'rebuildbcd' it says that there is 1 identified windows installations and asks if I want it added to the boot list. I select yes but then it tells me that 'the requested system device cannot be found.' Sorry for the delayed response
So I had Linux mint installed on my Laptop, dual booting with Windows 10, and decided I wanted to get rid of it. So without research I just deleted the partition and extended the windows partition. I was then left with GRUB, the Ubuntu bootloader. I spend some time trying to get rid of this: I...