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If you own a hacked PS Vita, you can use the NoNpDrm plugin to generate a .rif file, which can then be converted into a zRIF string using web-based conversion tools.
Sites like NoPayStation maintain a community-sourced list of zRIF strings. You can search for "Uncharted" and look for the "zRIF" column to copy the string.
This version is widely documented on community forums like Reddit's VitaPiracy . US Version (PCSA00029): Common for North American players.
Because different regions use different Title IDs, you must ensure your zRIF matches your game version:
Some users share updated text files or Scribd documents containing comprehensive lists of PS Vita zRIF codes. Installing the Key in Vita3K
