How to delete the things in the technology,I want to delete the display in the technology (steamapps\common\CryoFall Editor\Core\Core.cpk\Scripts\Technologies\Tier1\Offense T1TechNodeFlintlockPistol、TechNodeMusket、TechNodePaperCartridge)Let him not show up in technology ，But don't delete items. I can't open the upgrade to T2 after deleting these files
thank you.
