Scavenging specific medical supplies for a hidden NPC camp.
While Chernarus is the standard, missions often play better on smaller, more dense maps like Namalsk or Deer Isle , which are also compatible with the 1.7.3 build. Conclusion
To get missions working on a repack or a standard local install, you generally need the mod or specific mission frameworks. 1. The DayZ Expansion "Quests" System
Most single-player "missions" actually run via a local server script. You will need to run the DayZServer_x64.exe included in your folder to host a "Server of One" on your own PC. Essential Tips for Solo Survival
The latest Expansion mod includes a robust quest system. While often used for servers, it works perfectly on a local "Lan" server setup. You can take on tasks like: