Some Lumia 800, 710 Models Shipped With Unlocked Bootloaders
When a device with such an unlocked bootloader was connected to a Linux computer a Qualcomm storage device popped up, basically allowing full reads and writes to the NAND. “That means you can actually write data to the device, allowing custom ROMs and more”, like interop unlocked ones. Of course, there are risks of bricking your phone which would not be covered by warranty. However, if you are interested in the topic, check out the XDA Developers thread in the source link below and drop us a few lines if you’re among the lucky few with an unlocked bootloader on your Lumia.