Auto Brightness

[Mosov]

What's the logic in the auto brightness? It seems my 920 randomly adjusts brightness when it wants when on auto brightness. Is this a glitch or is there some logic behind it?

Thanks.

 

[pjeung]

Lumia 920s suffering from brightness bug with Portico update? Here's a possible fix. | Windows Phone Central

 

[Mosov]

Thanks I think it may have actually fixed it. (solution in that article)