my lg k8 is stuck on fastboot mode.(2017) lgus 215 model how do i fix it and unlock it

[Android Central Question]

it looks like the device may have been hacked is my guess!How do I fix it?also says its secureboot is enabled?

 

[Rukbat]

See https://www.androidinfotech.com/2017/06/unlock-bootloader-lg-k8.html (since you're already in fastboot mode, you can skip that part.)

See https://forum.xda-developers.com/lg-k8/how-to/root-twrp-lg-t3545912 for rooting, installing TWRP and flashing the firmware (with LG UP).