Lightroom 4.3 has several improvements, bug fixes, supports many new cameras, lenses and has added several tethered cameras to the list. The new features listed below are from Adobe’s website.
Adobe downloads can be found on Adobe’s website.
Here’s a list of the bugs fixed in Lightroom 4.3 from the Lightroom Blog
New Cameras supported in 4.3
Canon EOS 6D
Canon PowerShot S110
Canon PowerShot G15
Canon PowerShot SX50 HS
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