Can't install Linux alongside Windows

[7f4298e53cdc47710ae1]

So I am attempting to install Manjaro with the KDE-Plasma desktop and am failing every time I try, it says installation failed, I tried on the boot SSD I have Windows 11 installed on and the massive HDD, neither work…

I get this error.

The bootloader could not be installed. The installation command

grub-install --target=x86_64-efi --efi-directory=/boot/efi --bootloader-id=Manjaro --force

returned error code 1.

[bedna]

Works with both win10/11, ext4 and btrfs

[root tip] [How To] Dual boot Manjaro and Windows

Difficulty: ★★☆☆☆ Dual boot - Step by Step Target systems Firmware Checklist Windows preparation Manjaro installation Revisions Target systems UEFI Computers with preinstalled Windows (Windows 10) is computers using UEFI firmware. This guide is a generic guide targeted at UEFI installations. However some of the guide does apply even if you are using a BIOS/MBR setup. If you are using a BIOS/MBR (DOS) partition schema watch out for this Skip if using BIOS/MBR To ensure a …

[linux-aarhus]

@7f4298e53cdc47710ae1

The bootloader could not be installed. The installation command

grub-install --target=x86_64-efi --efi-directory=/boot/efi --bootloader-id=Manjaro --force

returned error code 1.

I suspect your system has been booted in BIOS mode - thus the efivars has not been loader - and the result is bootloader installation failing.

[7f4298e53cdc47710ae1]

Up and running now, I actually fount out by fumbling around through Google links.
The issue is when CSM is enabled it removes support for Above 4G encoding and the use of SAM or resizable bar.