How to fix boot device not found - hard disk (3f0) error when booting your computer or laptop. The issue can be that the system is looking to another boot device like a usb key or cd instead of your hard drive (fix in bios boot options). Hard Disk (3f0) error code on boot can be from a dead or dying hard drive. This boot error could mean that your bios option are set to legacy and not secure boot or UEFI boot.

Need a new hard drive check out the links:
New Hard Drive: https://amzn.to/2LdFvfR
New SSD: https://amzn.to/2LcErsp
New M.2 SSD: https://amzn.to/2Lg9Ytp

R3DLIN3S