Who wants a software update for their Samsung Z4 mobile? Well, If your based in India you will be happy to know that a new update is now available to download. The latest software is Version: BQH3 (Z400FDDUOBQG1/Z400FODDOBQG1) and it has a download size of 52.5MB.
There is no official change log other than the usual:-
A software update can include but is not limited to
If you do not get automatically prompted to update your firmware, you can manually check by using the steps below:
Below is a video that shows you how you manually flash a downloaded firmware file to your Samsung Z4.
https://www.youtube.com/watch?v=hzI4hI8L-rw&t=138s
Note: You should ONLY do this if you know what you are doing and understand the consequences ie Your device may never work again.