Lumia-535_ftA new Windows Phone 8.1 GDR1 OS + Lumia Denim firmware is rolling out for Lumia 535 in selected markets. This update may fix the touch-screen issues many Lumia 535 users were facing. Apart from the fix, the update brings the latest Windows Phone 8.1 GDR1 version 8.10.14219.341 to Lumia 535, that brings Mobile data toggle and Cortana Alpha to more markets.

Update:

Roll-out of this update is now happening in Europe, South Africa and APAC. Latest software release version for Lumia 535 is (02054.00000.14485.370xx / 8.10.14219.341) for Europe and South Africa and (02055.00000.14511.220xx / 8.10.14226.359) for APAC. Have a look at the official changelog below.

Lumia 535 software update changelog:

  • Touch screen performance improvements.
  • Cortana, the most personal digital assistant, is now available in more markets.
  • You can easily switch your mobile data connection on or off in the action centre.
  • Install phone updates more easily by scheduling them for a time that works best for you.
  • Stability and performance improvements.

Source