It could be due to this
https://wiki.archlinux.org/title/Systemd-boot#Installing_the_UEFI_boot_manager
You would need to create an entry manually.
Some similar issue:
It could be due to this
https://wiki.archlinux.org/title/Systemd-boot#Installing_the_UEFI_boot_manager
You would need to create an entry manually.
Some similar issue: