Blackberry Desktop Software just showed another software upgdate for the BB10 Dev Alpha devices. RIM have been distributing these devices to the developers all around the globe to encourage the development of Blackberry 10 apps. About a month ago, they came up with its first upgrade and now we have another.

The new update upgrades the software from bundle 386 to bundle 545 from the same beta version desktop software. To know how to upgrade click here.
Change logs coming up.