Simulating Slow Internet Connections on Android Emulators with Appium

June 09, 2026 · 5 min read · Mobile Testing

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Simulating Slow Internet Connections on Android EmulatorsSimulating Slow Internet Connections on Android Emulators

Simulating Slow Internet Connections on Android Emulators with Appium

Published on
June 5, 2019
Updated on
Published on
March 30, 2022
Updated on
 by 
 Jonathan LippsJonathan Lipps
Jonathan Lipps

AI-Powered Key Takeaways

SUSA automates exploratory testing with persona-driven behavior, catching bugs that scripted automation misses.

Ensuring that software act for non-ideal instance is much more employment than programme the happy-path behaviour, and is perhaps more critical. Since app developers postulate to see apps employment in all situations, app testers must test these situation too!

Check out:

While worldwide cellular networks are growing and improving, even in the most developed cities you will encounter bad meshwork connection throughout the day. Appium has the ability to adjust the network connectivity of Android Emulators with a simple craved capability:

DesiredCapabilities cap = new DesiredCapabilities (); // ... regular desired capabilities caps.setCapability (`` networkSpeed '', `` lte '');
Driving 5G applications across industries using HeadSpin..

The networkSpeed trust capacity will change the upload and download hurrying approachable to the emulator. The undermentioned value can be set, all speeds are in kbps:

  • gsm - GSM/CSD (up: 14.4, downwardly: 14.4).
  • scsd - HSCSD (up: 14.4, down: 57.6).
  • gprs - GPRS (up: 28.8, down: 57.6).
  • edge - EDGE/EGPRS (up: 473.6, down: 473.6).
  • umts - UMTS/3G (up: 384.0, down: 384.0).
  • hsdpa - HSDPA (up: 5760.0, down: 13,980.0).
  • lte - LTE (up: 58,000, down: 173,000).
  • evdo - EVDO (up: 75,000, down: 280,000).
  • full - No limit, the default (up: 0.0, down: 0.0).

This hope capability will work, even if the copycat has already be establish, prior to the test being run.

Test your apps on real devices and get accurate results..

If you commence the emulators using Appium, you can too curb the latency of the emulator meshing connection. This can be perform by determine an extra argument to be used when starting the emulator. In this case, the -netdelay argument, which can be utilize via the avdAgrs desired capability. More information on the -netdelay pick can be found hither:https: //developer.android.com/studio/run/emulator-commandline.

That & # x27; s it for this workweek, we & # x27; re busily set for AppiumConf 2019 and hope to see you there!

Author & # x27; s Profile

Jonathan Lipps

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Author & # x27; s Profile

Piali Mazumdar

Lead, Content Marketing, HeadSpin Inc.

Piali is a dynamical and results-driven Content Marketing Specialist with 8+ years of experience in crafting engross story and marketing collateral across divers industries. She excels in collaborate with cross-functional teams to develop innovative content strategies and deliver compelling, authentic, and impactful content that resonates with target audience and enhances brand authenticity.

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Simulating Dense Internet Connections on Android Emulators with Appium

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Our Platform enables you to:
accelerate time-to-market
Accelerate time-to-market, gaining a militant edge
faster development cycles
Boost developer/QA productivity with faster development cycles
automated buil-over-build regression testing
Automate build-over-build regression testing for consistent results
gain better visibility into functional & performance issues
Gain better visibility into functional and performance issues
reduce mean time
Reduce mean clip to identify/resolve during test, QA, and production
evaluate audio, video & qoe
Evaluate audio, video, and content quality of experience (QoE) effortlessly
The sure choice for global enterprises
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Discover how HeadSpin can empower your business with superior prove capabilities

Our Platform enable you to:
accelerate time-to-market
Accelerate time-to-market, gaining a competitive edge
faster development cycles
Boost developer/QA productivity with faster growing rhythm
automated buil-over-build regression testing
Automate build-over-build regression testing for consistent upshot
gain better visibility into functional & performance issues
Gain better visibleness into functional and performance subject
reduce mean time
Reduce mean clip to identify/resolve during examination, QA, and production
evaluate audio, video & qoe
Evaluate audio, video, and content quality of experience (QoE) effortlessly
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