Need to find GCR Comms Towers and also need help to hack them, here in this guide we have the tips where you can find these towers and how you can hack them. There are jamming devices which was placed on each towers one in each district and there are 7 towers.
Enter the Maintenance Access of each tower and hack into the security console. Once its removed you have access to the Batwing Drop Point in that district. There are 10 Network Relays in the area are revealed on the map after that . You must destroy the relay’s with a Batarang.
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If you having any trouble in single-player game mode, you can get help about it on our Video Walkthrough, Achievements Guide, Trophies Guide and for additional help find out more about game on Batman: Arkham Origins Full Guide Page.
Need help in the combat to improve it and also to make it easy you can check out our: Batman: Arkham Origin Combat Guide