BIOS guide

[Usernames]

@R_P Just take a look at the thread for the change log, here is the very first thing written on the post.

@Kieran_Levin

BIOS 3.10

We are happy to release BIOS 3.10. This fixes a charging bug in 3.09. If you are using a version less than 3.09, we strongly suggest you update due to security vulnerabilities present in older versions.