With my Chromebook it was just a simple screw on the board. I have Ubuntu 14.04 on mine - the Arch Wiki has really good info on the general process and HugeGree

With my Chromebook it was just a simple screw on the board. I have Ubuntu 14.04 on mine - the Arch Wiki has really good info on the general process and HugeGreenBug's Ubuntu flavor is customized for Chromebook Edit: no firmware flashing needed. I use standard SeaBIOS