The fact that it came with a version of Linux installed might be contributing to your current issues due to the nature of the formatting of Linux drive partitions.
It's possible you may need to boot from the Windows installation media and when the process begins (first box or two that opens during the install....
Hold down the shift key and strike the F10 key, this should open a command prompt and from there you can launch DiskPart and clean the drive and then subsequently install Windows onto what should be "unallocated" space.
Give this a read
This article explains the Microsoft Diskpart Erase utility. The command that erases the drive during this process is "Clean". In this article "Clean" and erase are used interchangeably. Cleaning or erasing a storage device removes all data and partitions from the drive.
www.seagate.com
From the Command Prompt window section on down. Pay attention to the warnings in Red, although with only a single drive in the system you should only see the Linux (NVME) drive and your install media drive, so avoiding errors should be relatively easy.