Dual Boot Win 7 on M.2 SSD

[drew]

Tried to dual boot install with existing win 7 on M.2 SSD drive. Grub wouldn't install to the nvme drive. Wouldn't allow me to select the windows loader drive for grub dual boot install

ProblemType: Bug
DistroRelease: Ubuntu 16.04
Package: ubiquity 2.21.63.2 [modified: lib/partman/automatically_partition/question]
ProcVersionSignature: Ubuntu 4.4.0-31.50-generic 4.4.13
Uname: Linux 4.4.0-31-generic x86_64
ApportVersion: 2.20.1-0ubuntu2.1
Architecture: amd64
CasperVersion: 1.376
Date: Mon Sep 26 22:45:53 2016
InstallCmdLine: bootkbd=us console-setup/layoutcode=en_US console-setup/variantcode=nodeadkeys locale=us_us persistent noprompt cdrom-detect/try-usb=true file=/cdrom/preseed/ubuntu.seed boot=casper initrd=/casper/initrd.lz nvme_load=YES splash --
LiveMediaBuild: Ubuntu 16.04.1 LTS "Xenial Xerus" - Release amd64 (20160719)
ProcEnviron:
 LANGUAGE=en_US.UTF-8
 PATH=(custom, no user)
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SourcePackage: grub-installer
UpgradeStatus: No upgrade log present (probably fresh install)

[drew (drewdogg)]

ACHI enabled and UEFI disabled

Not sure how to install dual boot to existing win 7 on nvme m.2 ssd samsung drive 500G

[Phillip Susi (psusi)]

You tried to install grub to an NTFS partition, which you can't do. Install it to the whole drive instead.