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Arknights: Endfield Performance Guide — Solving Both Network Lag and FPS Drops

Lucas Harrison By Lucas Harrison
date Last updated: 9 Jul, 2026 clock 4 min

Arknights: Endfield brings the Arknights universe into a 3D action RPG format, and the shift introduces performance challenges that 2D gacha games don't have. Players report two distinct types of performance problems that are often confused: network lag and hardware lag. Each has different causes and requires different solutions.

Mixing them up wastes time. If your issue is FPS drops from GPU limitations, optimizing your network won't help. If your issue is network latency, lowering graphics settings is irrelevant. Let's separate them clearly and address each one.

Identifying Network Lag vs. Hardware Lag

Network Lag Symptoms:

  • Actions execute with a delay after pressing buttons
  • Other players or enemies teleport or rubber-band
  • Skills trigger late, breaking combo timing
  • The game stutters during multiplayer sessions but runs fine solo
  • You see connection error messages or timeout notifications

Hardware Lag Symptoms:

  • Frame rate drops during graphically intense scenes
  • Stuttering occurs consistently regardless of network conditions
  • The game runs smoothly at low settings but struggles at high settings
  • Performance issues appear even in single-player content
  • Your device feels hot during gameplay

The simplest test: play offline or in solo content. If performance issues disappear, it's network-related. If they persist, it's hardware.

Fixing Network Lag

Network lag in Endfield typically comes from two sources: your connection to the game server and the route your data takes to reach it.

Basic Network Fixes:

  1. Switch connection types — Test both Wi-Fi and mobile data. Different networks use different routing paths, and one may be more stable.

  2. Restart your router — Clear cached routing information that may be directing traffic inefficiently.

  3. Close bandwidth-consuming apps — Social media, streaming, and cloud backups all compete with game traffic.

  4. Play during off-peak hours — Server congestion during peak times affects everyone's connection quality.

Route Optimization:

If basic fixes don't help, the problem is likely your ISP's routing to the game servers. You can't control this directly, but network optimization tools can.

GearUP uses intelligent routing to find faster paths between your device and game servers. The technology analyzes network conditions in real time and selects the optimal route, which can significantly reduce latency.

For mobile players specifically:

  1. Download GearUP from your app store
  2. Search for Arknights: Endfield and tap Boost
  3. Wait for the optimization to complete, then launch the game
  4. Keep GearUP running throughout your session

The improvement is most noticeable for players whose ISPs take indirect routes to the game servers — a common issue in regions with limited server infrastructure.

Fixing Hardware Lag (FPS Drops)

Hardware lag requires a different approach entirely.

Graphics Settings Optimization:

  • Shadow quality — Shadows are typically the most GPU-demanding setting. Lowering this provides significant improvement.
  • Render resolution — Reducing render resolution is the most effective single setting change for FPS.
  • Post-processing effects — Disable or lower bloom, motion blur, and depth of field.
  • Frame rate cap — Set to match your display refresh rate for consistent performance.

Background Process Management:

  • Close unnecessary applications before launching the game
  • Disable overlay software (Discord overlay, Steam overlay, screen recording)
  • Check for background downloads or updates consuming CPU and GPU resources
  • Monitor your device temperature — thermal throttling causes performance drops

Driver Updates:

  • Update your GPU drivers to the latest version
  • GPU manufacturers regularly release game-specific optimizations
  • Outdated drivers are a common cause of performance issues in new games
  • Perform clean driver installations to remove old configuration data

System Requirements Check:

  • Verify your hardware meets the minimum requirements
  • If you're below minimum, no amount of optimization will fully resolve performance issues
  • Consider whether your device's thermal management is causing throttling during extended play sessions

When Both Types Are Present

Some players experience both network and hardware issues simultaneously. This is common on older mobile devices playing new 3D games — the device struggles with graphics while also having a weaker network adapter.

Address these in order:

  1. Fix hardware lag first — Lower graphics settings, close background apps, update drivers
  2. Then address network lag — Optimize connection type, restart router, use GearUP

Fixing network lag on a device that's already struggling with frame rates won't improve the experience. Get the local performance stable first, then optimize the connection.

Prevention and Long-Term Maintenance

Endfield will likely receive updates that increase graphical demands. Staying ahead of performance issues means:

  • Keeping drivers updated regularly
  • Monitoring device temperature during extended play sessions
  • Maintaining free storage space — full storage devices perform worse
  • Periodically clearing game cache to prevent data accumulation
  • Restarting your device before long gaming sessions

Both network and hardware optimization require attention, but they're entirely separate problems. Identify which one you're facing, apply the corresponding fixes, and your Endfield experience will improve noticeably.

About The Author
Lucas Harrison Lucas Harrison

Lucas Harrison is GearUP’s PC game expert and a veteran media professional with many years of experience. He is well versed in the various network issues that affect PC games and has extensive insights into solving them, having proposed numerous suggestions for optimizing GearUP’s PC version. He currently serves as GearUP’s Content Creation Lead, primarily responsible for writing GearUP’s PC network optimization guides, which aim to help players understand the problems they’re facing and provide practical, effective solutions through clear, easy-to-follow guidance.

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