Acer Nitro 5 dual nvme wont allow me to install ubuntu

[Fares Abushanab]

Purchased an Acer Nitro 5 an515-54-XXX with dual nvme. installed windows on one, finally got the ubuntu installer to see the second ssd, cant install grub on it. also cant change sata mode from rst with optane to ahci no matter what in the BIOS. tried all work arounds including safe boot, nothing works, im hopeless right now guys. Again thank you so much for all the great work, keep it up !!

ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: ubiquity 18.04.14.12
ProcVersionSignature: Ubuntu 5.0.0-23.24~18.04.1-generic 5.0.15
Uname: Linux 5.0.0-23-generic x86_64
ApportVersion: 2.20.9-0ubuntu7.7
Architecture: amd64
CasperVersion: 1.394
CurrentDesktop: ubuntu:GNOME
Date: Sun Nov 3 03:44:18 2019
InstallCmdLine: BOOT_IMAGE=/casper/vmlinuz file=/cdrom/preseed/ubuntu.seed boot=casper only-ubiquity quiet splash ---
LiveMediaBuild: Ubuntu 18.04.3 LTS "Bionic Beaver" - Release amd64 (20190805)
ProcEnviron:
 LANGUAGE=en_CA.UTF-8
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=en_CA.UTF-8
 LC_NUMERIC=C.UTF-8
SourcePackage: grub-installer
UpgradeStatus: No upgrade log present (probably fresh install)