The HP 290 G4 ships with "Secure Boot" enabled. This prevents unauthorized operating systems from booting. To boot from USB, you have two choices: temporarily disable Secure Boot, or configure a custom boot order.
If your USB drive does not appear in the boot menu, or if you get a "Boot Device Not Found" error, Secure Boot is likely blocking it. Here is how to disable it: hp 290 g4 microtower pc boot from usb
This is a Secure Boot disruption or an incompatible partition scheme. Solution: The HP 290 G4 ships with "Secure Boot" enabled