Roman Proydakov

Hi there! Try my link to the SRS v1.0.1 https://drive.google.com/file/d/11qkcGB-urIfqKqIfsVq2QDWfLqljfUOm/view?usp=sharing Roman

Here is the link on my Google Drive: https://drive.google.com/file/d/1WkwaxOzDMeN6mUtV8d8F8tOzYggOFsr-/view?usp=sharing Or other old NX firmware can be downloaded using Wayback Machine service: htt ...

Here is a EOSHD forum thread about this NX1 issue from 2015: https://www.eoshd.com/comments/topic/7770-nx1-exposure-drift-problem-fix/page/10/

There are no problems with downgrade to the older version of firmware using an SD card.

I have had experience with this exposure problem. After reviewing many forums on this issue, I decided for myself that it's all about the latest firmware 1.41. This firmware solves problems with ...

You may try to use Samsung Remote Studio software which was searched for by one of the users in the topics a few months ago. It works with NX1 via USB, don't know about NX500. https://www.dpreview. ...

Try to ask Matt in the comments to post below. The author wrote that he has almost all of them and can send them on request. https://matteverglade.com/lenses/nx-firmware/