Backup any files before changing!
Play any mission in Instant Action
Step 1
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Look for the file " Config.txt " in AquaNox2 savegame folder most commonly located in My Documents
Step 2
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Make a backup or in other words copy the file to a safe location before you edit it
Step 3
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Open the file with some text editor and look for the string
#########################################################
[CVar122]
{
Name = "g_unlocked_missions"
Type = "cstring"
Value = "1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,
34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67"
}
#########################################################
yours might not have the " Value = " like this one does
PS. Ignore the ###### they do not exist on the Config.txt file
Step 4
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Now edit the " Value = " and write from 1 to 67 without spaces or linebreak, only separated with comas and all this must be within inverted comas i. e.
#########################################################
Value = "1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,
34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67"
#########################################################
You can also copy and paste the above string if you like
Be careful and don't erase the " } "
PS. Ignore the ###### they don't exist on the Config.txt file
Step 5
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Save and exit
Start the game
Now click in Instant Action and you should have all the missions available even the bonus missions
The good thing is you didnot have to finish the game to access all the missions