How to make Grub see windows 8.1?

Question

linux

Good day.
I have uefi bios.
I used Windows for half a year, I didn’t want to suffer with the installation of linux`a.
And today, on December 31, it struck me: D
I decided to install fedora. Everything went smoothly until the complete installation without errors, but after rebooting, there was only fedora in the bootloader and no hint of windows :( And this is how
fedora works fine, but Windows, although its partitions do not shine in the hornbeam . grub.cfg is also not a hint of a windows system.I would be grateful for the answers, maybe you had such a problem, maybe you saw its solutions, please tell me what to do to add Windows to the grab...Thanks

Answer 1

Haven't used Fedora, but in order for GRUB to detect Windows, the os-prober package is needed . After installation, regenerate grub.cfg:
# grub-mkconfig -o /boot/grub/grub.cfg

Answer 2

As soon as EFI is visible in the boot, you can try to look in the BIOS for the option to select which EFI - bootloader to activate - grub2 or windows