The Callisto Protocol

Inventory Upgrade Guide: How to Increase Your Inventory Space

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Callisto Protocol Inventory Guide

Inventory space is limited in The Callisto Protocol and you are going to need all the upgrades you can get to survive in this game. Read on to find out how to open and upgrade your inventory!

Items and Inventory
List of Items Inventory Upgrade Guide

How to Upgrade Inventory Size

Progress Through the Story to Upgrade Your Suit

Free the Inmate.jpg

You must reach a certain point in the campaign to upgrade your inventory space. In the chapter Lost, you will eventually be presented with an upgrade for your suit. The new suit doubles your inventory space and increases your maximum health.

Lost Walkthrough and Implant Bio Locations

How to Open the Inventory

Press the Inventory Button to Open the Inventory

Inventory Screen

How to Open Inventory
(Controller)
Press Up on the D-Pad to go to the Inventory Screen.
How to Open Inventory
(Keyboard)
Press Tab to go to the Inventory Screen.

The controls above are the default mapping. It is important to note that opening your inventory does not pause the game and enemies are still able to attack you. You will need to hit pause if you need a breather.

The Callisto Protocol Related Guides

Callisto Protocol - Tips and Tricks Tips and Tricks:
Beginner's Guide to The Callisto Protocol
## All Tips & Tricks

Skins and Cosmetics
List of Skins How to Get the Biophage Skin
How to Get the Retro Prisoner Skin How to Get the Founder's Pack
How to Get the Engineer Skin How to Get Watchtower Skin
How to Get Outer Way Skin -
Game Mechanics & Upgrades
All Reforge Weapon Upgrades Inventory Upgrade Guide
How to Get Armor How to Heal
How to Farm Callisto Credits Ammo Farming Guide
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Weapons & Combat
Best Upgrades Guide Gun Controls Guide
How to Dodge Melee Attacks How to Block
Best Weapons Guide Perfect Dodge Guide
System / FAQs
Difficulty Settings Guide Best Settings Guide
New Game Plus Guide Season Pass Price and Contents
All Permanent Events and Missable Content List of All Death Animations/Scenes
How to Fix Stuttering and Frame Rate Issues Can You Save the Trapped Worker?
How to Pre-Load How to Fix Low Quality Text
How to Use Photo Mode Is There a Map?
How to Reset Checkpoints Contagion Mode Guide
How to Save: Can You Turn Off Autosave? What are Beta Paths?
All Weapon Schematic Locations Ending Explained
Can You Quick Turn? Can You Skip Cutscenes?
List of Unlockables -

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