I downloaded nokia care suite and installed, I downloaded the latest version ...
I started the installation of the instructions and installed the same ... It says that it is in offline mode and it is necessary to disconnect from online, I think the computer ...
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After connecting, I did calibraciju everything I could, and we were offered ...
ALS calibration is required to have another similar device and both must be in test mode (I have L920 and L1020), both of which are in test mode and I did a calibration on the second L920.
I do not know if I should, I turned off the light in the room and did the calibration according to another device.
Nokia Care has requested that the devices are next to each other in order to give it more like reading ...
I do not know if I was able to do anything to improve ... I'll just see ... Sorry for my english (google translate...

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