Learn about S.T.A.L.K.E.R.: Clear Sky - Enhanced Edition upgrade requirements, including flash drives and prerequisite upgrades.
To understand the requirements for specific upgrades in S.T.A.L.K.E.R.: Clear Sky - Enhanced Edition, you can hover over the upgrade in the menu. This action will display what is needed, indicated by lights next to the upgrade boxes.
Tips
- Some upgrades are gated behind needing other upgrades installed first.
- Flash drives containing data are sometimes a prerequisite for installing certain upgrades.
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