Arknights Endfield Inventory Management Guide – Filters, Sorting, and Locking Important Items

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Arknights Endfield’s inventory is tight, so learning how to filter, sort, and protect your best gear and materials is crucial for smooth progression. This guide walks through backpack vs depot storage, plus the core tools you have to keep everything organized.

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Backpack vs Depot – How Storage Actually Works

Your Backpack is your on‑character inventory, holding a limited number of item stacks before it blocks new pickups. Depots are region-based storage hubs you access via Tale‑Protocol Points and loaders; they’re where long‑term stock should live.

Endfield deliberately pushes you to move items out of your Backpack instead of hoarding everything, using systems like Quick Stash and Depot Loaders. Efficient inventory play means treating the Backpack as a temporary staging area and the Depot as your main warehouse.

Storage TypeCapacity & LocationBest Use Case
BackpackFixed, small stack slots on your character.Short-term field pickups, consumables.
DepotLarge regional storage via TP Points.Materials, crafting stock, excess loot.
Protocol Stash (factory)Compact storage linked to Automation Core.Factory outputs and production chains.

Filters – Finding the Right Items Fast

When using Quick Stash or manually moving items, the filter icon lets you narrow inventory to specific categories like Plants, Gatherables, Minerals, Products, Progression, Usables, Basic Facilities, and Miscellaneous. This is crucial when you only want to move or review certain item types without dumping your entire bag.

Practical filter uses:

  • Materials cleanup: Filter to Minerals or Products to bulk-move ore and components into Depot.
  • Build prep: Filter to Basic Facilities to quickly locate pylons, ziplines, and construction parts before a building session.
  • Progression items: Filter to Progression or Usables when you only want to see XP materials, gear components, or consumables.
Filter CategoryTypical ItemsWhen to Use
Plants / GatherablesBuckflower, Echotin, etc.Before routing them into factory loops.
Minerals / ProductsOres, refined components, capsules.Regular bulk transfers to Depot or AIC.
Progression / UsablesXP items, consumables, upgrade mats.Leveling bursts or gear upgrades.

Sorting – Prioritizing What Stays in Your Backpack

Endfield doesn’t just care what you carry—it cares what you carry first. Sorting and manual priority decisions determine which items clog your Backpack and which remain available for immediate use.

Best sorting habits:

  • Prioritize high‑value, low‑volume items in Backpack
    Keep rare upgrade materials, high-tier gear components, and key consumables on you; move bulky basics (ore, basic building parts) to Depot early.
  • Clean up after each farming loop
    After a run, interact with a TP Point, open Manage Depot, then use Quick Stash plus filters to clear nonessential categories.
  • Align sorting with your current goals
    If you’re focusing on gear upgrades, keep Decryption Crystals and refined ore products handy; if you’re building factory lines, carry minimal combat drops and focus on construction items.
GoalKeep in BackpackMove to Depot Quickly
Leveling & gearXP items, Decryption Crystals, specific refined ores.Common drops and low‑tier mats.
Factory buildingPylons, loaders, key blueprints.Excess ore and generic components.
ExplorationUsable consumables, a small buffer of materials.Heavy stacks and duplicate facilities.

Locking Important Items – Preventing Mistakes

While Endfield doesn’t emphasize a visible “lock” toggle on every screen yet, the core philosophy is to prevent accidental loss through system design: factory deletion and rebuilding are free, and AIC layouts can be blueprinted so you can safely tear down and rebuild without losing recipes. On the inventory side, the safest practice is functionally “locking” important items by moving them out of danger—into Depot, Protocol Stash, or leaving them out of bulk moves.

Practical “soft locking” steps:

  • Move critical materials into Depot slots you don’t touch during routine Quick Stash or mass transfers.
  • Keep a small, deliberate count of rare progression mats in your Backpack and avoid recycling or discarding anything in your Progression/Usables filters.
  • Use factory Protocol Stash and Automation Core routing for valuable production outputs, so you never accidentally drop or recycle them in the field.
Item TypeHow to Protect ItWhy It Matters
Rare gear matsKeep separated in Depot, avoid bulk recycling.Gated by region and AIC progress.
High-tier productsRoute via Protocol Stash → Automation Core.Core to Stock Bills and upgrades.
Limited event itemsStore in Depot and never mass-discard.Often time-limited to the event.

Daily Inventory Routine for New Players

A simple daily routine keeps inventory under control:

  1. After farming or exploration, visit a TP Point, open Manage Depot, and use Quick Stash to clear general clutter.
  2. Use filters to double-check that rare Progression or gear materials stay where you want them before confirming.
  3. Once or twice a session, review your Depot and Protocol Stash to ensure important factory materials and gear components are stocked where you expect.

Helpful external resources for deeper inventory and storage insights: