Edit 3: I am using a Dell Inspiron 5567 with latest bios When I boot Ubuntu from a USB Stick, In the install menu, It only shows the USBB Stick to install onto.
Edit 4: I have Fast Startup Disabled
I have done the following already
- Set Sata Mode To AHCI
- Booted In UEFI
Any help?
Edits. My Gparted window:
lsblk:

