I thought you might be interested in looking at [Tutorial] How to play DayZ Mod with 1.63 of steam (DayZ Commander and Dayz Launcher).
https://forums.dayz.com/topic/205145-tutorial-how-to-play-dayz-mod-with-163-of-steam-dayz-commander-and-dayz-launcher/?do=findComment&comment=2092953
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