Those of you who have either one of the Lumia 920, Lumia 820, or Lumia 620 Windows Phones should be happy to find out that Nokia has prepared a software update, according to a Support forum post. The Lumia 920 and 820 will get version number 1232.5957.1308.00xx which should bring improved automatic display brightness adjustment, fix for intermittent screen blanking during a call, as well as additional performance and stability improvements. The Lumia 620 should be getting version 1030.6407.1308.00xx with improved touch screen functions, including corrections in multi-touch actions, ...