The software page only has latest
Mag256 since last 2 updates has issues with vertical lines after usage of more than 1 or 2 days and no this is not an HDMI issue
I have a Sony Bravia X900F and these high end cables - https://www.monoprice.com/product?p_id=15430
This is my post on reddit and ppl agree, Mag has issues but they say its fine with older firmware
https://old.reddit.com/r/IPTV/comments/9klic2/mag256_and_blacklines/