For instance, I'm not entirely certain yet if the Nokia Software Updater installation file you need to download will be slightly different depending on your exact phone model, or whether you can use the same software if you have more than one compatible Nokia mobile.
But Nokia have been trialling the software for over a year before the recent official release so hopefully people shouldn't have too many problems - as mentioned, Nokia have decent FAQs including error messages explanations, and help and support are available via their software update discussion forum.
Using that free software, available in 40 languages, you can update the firmware of your Nokia E Series or N Series cellphone or certain other Nokia phone models (see below) by yourself, rather than having to take the phone in to a Nokia Service Centre.
The FAQs are pretty comprehensive and there's a dedicated Nokia discussion forum on software updates, but here are some key points: Sadly my Nokia 7710 isn't one of the currently supported phone models and I haven't been able to get hold of a compatible phone to test the software myself.
cell phones, can be updated for free via the Nokia Software Updater, which Nokia announced recently.
Choose your phone model and it'll walk you through the system requirements, preliminary steps to take, and the software to download.
Sony said that the update will be over the air and has asked users to look out for notifications.
The company had announced in June that it will release the 5.1 Lollipop update to Xperia Z series along with T2 Ultra starting July.Xperia Z3 and Z2 series received the update in July as promised.