The decryption challenge Fortbyte number 52 is waiting for you at Pressure Plant's Robot Factory. Be careful, you will have to use the "Bot Spray" on the wall near the Fortbyte to be able to collect it.
This spray is available at level 85 of the paid version of the battle pass.
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The challenges and Fortbyte locations of the Fortnite Season 9 decryption challenge, as well as the complete list of Fortbytes, are to be found in this article.
