Research firm Strategy Analytics has reported this morning that Android now has a 39% tablet OS market share as of the fourth quarter 2011. Apple still has the lead at 58% market share in Q4 2011, but they are down from 68% in the fourth quarter of 2010. However these numbers are based on “sell-in” rather than over-the-counter sales. What this means is that the numbers include Android tablets may still sit on retail shelves and never be bought. The Amazon Kindle Fire was also included in the Android market share numbers. [TechCrunch]

Amazon.com has released information about how many Kindles have been sold during the holiday season. In December alone, four million Kindles have been sold. “We are grateful to our customers worldwide for making this the best holiday ever for Kindle,” stated Amazon.com founder and CEO Jeff Bezos. The #1 and #4 best-selling Kindle books released in 2011 were also both published independently by their authors using Kindle Direct Publishing.

Amazon.com has announced that the Kindle Fire now has an over-the-air update that will help resolve many of the complaints that customers have had. Kindle Fire owners will now be able to select and remove items from the carousel. The WiFi system now supports passwords and is more robust. The touchscreen response has been improved as well. The Kindle Fire Update 6.2.1 is expected to arrive soon or you can force an update by doing these steps:

Comedian Conan O’Brien has put together a funny skit about how to go about fixing the Kindle Fire using an actor playing Jeff Bezos. The actor makes some excellent suggestions such as putting duct tape over the power button. I’ll let you judge the rest in the video above. [Fortune]

Amazon.com, Inc. (NASDAQ:AMZN) shoppers have been buying over 1 million Kindle devices per week for about three weeks in a row. The Amazon.com Kindle Fire is the company’s best selling item as of right now. Even though the Kindle Fire has receive a lot of criticism for not having external volume and for being too balky, the company is working on updating their software. [Mashable]

The Amazon.com, Inc. (NASDAQ:AMZN) Kindle Fire has been highly criticized despite all of the sales that it has been getting. The primary complaints are that the device does not have external volume control, the off switch is easy to hit on accident, websites take a long time to load, there is no privacy on the device, and the touchscreen is balky.

TripIt is a mobile trip organizer company that is run by Concur Technologies, Inc. (NASDAQ:CNQR). TripIt has recently launched an application for the Kindle Fire. The TripIt Kindle Fire app lets you organize important trip details like confirmation numbers, maps, and directions.

Amazon.com, Inc. (NASDAQ:AMZN) has shipped about 3-4 million Kindle Fire tablets according to Netbooknews.com. Suppliers are expecting that shipments will hit up to around 5 million units by the end of December or early January. Industry sources believe that Amazon.com supplier Wintek alone will ship 3-3.5 million touch panels for the Kindle Fire before January. [NetbookNews]