Via Facebook, AT&T has made its second major Android operating system update announcement in as many days. The subject of today’s post: the HTC Aria. AT&T has informed its friends that an Android 2.2 Froyo update for HTC’s mid-level Aria handset will be ready for public consumption beginning tomorrow. Ma’ Bell is asking eager Aria owners to hit up the company’s Facebook page tomorrow for download instructions.

via AT&T: HTC Aria getting Android 2.2 Froyo tomorrow | BGR.