New to me Thinkpad x230. After trying to boot from a usb to install ubuntu, somehow I changed things in bios and now this is my boot logo, and I can't get
Pre-installation problems: Thinkpad X220 won't boot from USB - Hardware - Ubuntu MATE Community
Ubuntu on the Lenovo Thinkpad x230 - Syntaxionist
How to Boot Lenovo ThinkPad from the USB Flash Drive
BIOS - ThinkPad X220
Boot device (USB stick) "did not authenticate" - Help Section - NomadBSD Forum