How to upgrade software Numy 3G AX10?

[AC Question]

Currently android 4.2.2. Need to upgrade 4.3. Unable to saved/transfer apps to SD card. Seek advice. Thanks.

 

[Rukbat]

Currently android 4.2.2. Need to upgrade 4.3. Unable to saved/transfer apps to SD card.

Not all apps can be moved to the card, it was never intended for that. It's intended for file storage.

As for the update, you'll have to get that from the manufacturer (assuming they wrote one - most of these Chinese devices never get an update).