TestMu AI Author

Software Testing

Testing UI changes can take a lot more time than you anticipate. Here are 12 must-try features of automated Screenshot testing to pace up your test cycles.

Automation

Staging environment is something which is suggested as best practice but considered as a burden. Many of us feel pounded with the thought of extra investment and effort involved to upkeep it. It happens very often that a company in spite of having a Staging environment ends up failing in reaping proper results from it

Software Testing

Manual cross browser testing takes a lot of time. These 34 ways reduce that effort, covering linting, CSS profiling, parallel testing, and visual comparison.

API Testing

API performance monitoring tracks endpoint latency, error rate, and uptime in production. Learn why it matters and how it differs from application monitoring.

Software Testing

Agent functional testing explained: how to derive test cases from a capability spec, partition natural-language inputs, and build a coverage model for agents.

Automation

Appium Inspector helps you inspect mobile app elements, create stable locators, and debug Appium tests faster on Android and iOS. Let’s look at how appium inspector works, how to set it up, and use it in your test workflow.

Software Testing

In this Appium Java tutorial, we deep dive into performing automated app testing using Appium with TestNG

Automation

This product update is going to list down exciting features that have been added over TestMu AI (Formerly LambdaTest) Cross Browser Testing Cloud in April 2020.

Software Testing

Record and replay testing captures predefined test scenarios so they can be played back at the push of a button, requiring no programming expertise, while scripting testing means writing code in languages like Python or Ruby with a framework such as Selenium. Record and replay suits static UIs and tight schedules; scripting scales better for regression and stress testing.

Software Testing

Learn what automated functional testing is, which functional test types to automate, key techniques, and best practices to release reliable web apps faster.

Selenium

An automated testing pipeline with GitLab CI/CD and Selenium Grid is a pipeline defined in a single .gitlab-ci.yml file where an end-to-end test stage, triggered by tag creation, runs Selenium scripts against TestMu AI's Selenium Grid of 3000+ real browsers through the TestMu AI Tunnel before the backend and frontend deploy stages run.

Automation

A bug bash is a timeboxed session where the whole team hunts defects together. Get the agenda, roles, charters, bug report template, and triage matrix.

Automation

A DevOps pipeline explained with examples: what each stage does, how CI differs from CD and from Agile, and a worked build in Azure DevOps to follow along.

Software Testing

Compare 10 codeless testing tools for 2026 by pricing model, pros and cons, and best-fit team, with a decision matrix to help you shortlist the right one fast.

Software Testing

Flaky tests, brittle locators, test data, CI/CD, slow feedback: here are 11 common test automation challenges and practical ways to solve each one.

Software Testing

Avoid the 14 most common test automation mistakes that slow down QA teams. Covers flaky tests, wrong tool selection, missing coverage, and more — with fixes for each.

Automation

How many times have you encountered a situation where a particular web-page or complete website renders differently on different browsers? The situation becomes more complicated when the test is performed on browsers across different platforms & devices (Operating System – Linux, Windows, Android, iOS, etc.

Automation

Learn how to configure Cucumber setup in Eclipse and IntelliJ with Selenium WebDriver, add the required JARs, and create a Cucumber Maven project.

Automation

Cucumber BDD framework is the top choice for developers, and it is essential to know the Cucumber best practices to make the most of it. So, we have listed the top 5 best practices to follow as you implement Cucumber with Selenium.

Cypress

Test your UI components in isolation with Cypress component testing. Debug faster, catch issues early, and ensure reliable, scalable front-end code.

Software Testing

Browser testing on Internet Explorer means checking a website against IE11, the only version Microsoft still patches with security and compatibility updates on Windows 7, 8.1, and 10 after retiring IE10 and older editions in January 2016. Google Chrome overtook IE's market share back in 2012 to 2013, leaving IE testing a shrinking priority.

Automation

This guide teaches how to solve JavaScript browser compatibility issues. Discover bugs and learn techniques for debugging to ensure a smooth browsing experience.

Software Testing

Perform cross browser testing from different Geolocations, new iOS 13, new browsers, devices, and a lot more on-board to help you expand your browser test coverage.

Software Testing

The role played by different Geolocation IPs a.k.a GeoIPs in terms of look and feel of a website, is eminent to some of us. To those of us who are not aware about it yet, may find it shocking but here is the truth! Your website may appear and work differently through different countries and continents.

Software Testing

A detailed guide which talks about the importance of cross browser testing on older browser versions and the ways in which you can test on older browsers.

Selenium

CSS pseudo-elements, defined with a double colon such as ::first-line, style only a specific part of an element, like its first letter or line, or insert text before or after its content, rather than the whole element. Because Selenium locators cannot target them directly, automating or verifying pseudo-elements requires using Selenium's JavaScriptExecutor interface instead.

Software Testing

Learn how to test a mobile website across screen sizes, emulators, simulators, and real devices, plus how mobile-first indexing and Core Web Vitals affect ranking.

Software Testing

In this article, we will talk about 14 ways in which cross browser testing can help elevate the user experience(UX) of your web-application.

Software Testing

See how to test a website from another country or location, no VPN needed. Check local search results, pricing, and geo-blocked content by region.

Software Testing

Join a community for developers and testers, a space to ask questions, share insights, and collaborate on testing and development challenges.

Automation

LT Browser is a developer-friendly browser that lets you develop & test responsive web applications in a trice. You could record videos, capture screenshots, debug responsive bugs with developer tools and do a lot more. Try now!

Software Testing

Introducing UnderPass, a secure desktop application that enables you to test your locally hosted websites or privately hosted web applications at TestMu AI (Formerly LambdaTest).

Software Testing

Automated browser testing uses frameworks such as Selenium to check how a website renders across browser and OS combinations without manual repetition. It replaces one-by-one manual checks with scripted test suites that run in parallel, queue automatically, and generate detailed logs for faster debugging in every release cycle.

Software Testing

Cross browser testing checks whether a website renders and behaves consistently across browsers, since each one runs a different engine, such as Chrome's Blink and V8 versus Firefox's Quantum and SpiderMonkey. Teams build a compatibility matrix from traffic data, then validate priority browser and OS combinations before every release.

Selenium

Learn Jest testing with Selenium and JavaScript: install Jest, write your first test, and run it locally or on a cloud Selenium grid.

Software Testing

Join TestMu AI (Formerly LambdaTest) affiliate program to earn monthly recurring income. There is no cap on how much you can earn with TestMu AI (Formerly LambdaTest) moreover you get paid twice a month.

Selenium

Stop rewriting tests for every input. Learn JUnit parameterized tests with @ParameterizedTest and data sources, with Selenium examples.

Software Testing

Cross browser testing checks that a website renders and behaves consistently across different browsers, versions, operating systems, and devices, since even small differences, like unsupported JavaScript or CSS properties, can break the experience for visitors. This list rounds up 18 of the most-read cross browser testing articles published in 2018.

Automation

Explore how Juran's Trilogy and quality planning techniques could assist testers and development teams boost quality, align testing with client objectives, and effectively deliver high-quality software.

Automation

This blog on Mobile Design Patterns explores the benefits of using design patterns in mobile automation testing and various types of design patterns that can be used and how to implement them.

Selenium

Selenium WebDriver dropped the native ability to modify HTTP request headers that Selenium RC once supported, so testers automating in Java need alternate techniques to change those headers during a test run. HTTP headers fall into request, response, representation, and payload categories, and a Firefox extension can modify them but only works with Firefox, not Chrome or Edge.

Automation

We are live with new browsers on our platform to help you expand your test coverage even further. Along with integration to Microsoft teams for faster collaboration.

Software Testing

Now test your browser extensions over Mozilla Firefox & Microsoft Edge browsers. We've also introduced Edge 83 & Edge 84 in our Selenium Grid and you can now perform live-interactive debugging with your Selenium scripts from the automation logs. Plus, there is an improved UI for automation dashboard. Try these new updates now!!

Automation

What better way is there to start a new year than to have a quick recap of the last one? Here we are going to reminisce our 19 most popular blogs of 2019.

Automation

We are excited to be featured on the Product Hunt community with our latest feature called Screenshot Scheduler which would help you keep UI anomalies away from your website or web application.

Automation

TestMu AI (Formerly LambdaTest) relies on AnnounceKit to keep customers informed about new announcements, bug fixes, and more. Read to know more about our secret to successful product announcements.

Automation

With keyboard and mouse actions you can perform activities such as hover, drag & drop, keys up. Learn how to use them with action class in Selenium Protractor!

Automation

Master reporting code coverage using Maven and JaCoCo plugin with our step-by-step tutorial. Learn to generate precise code coverage reports effortlessly.

Automation

Salesforce Apex trigger reference: syntax, the 7 trigger events, context variables, order of execution, governor limits, bulkification, and Apex test classes.

API Testing

With Screenshots API you can generate headless, full-page screenshots of your web application or locally hosted URL, and empower screenshot based test reporting

Selenium

Today, we introduced Selenium 4 capabilities in our Desired Capabilities Generator, along with capabilities for Geolocation testing. Also, you can now work with a shared SSH tunnel to test your locally hosted pages.

Software Testing

Cross browser testing gets faster when you test only the browsers, operating systems, and devices your audience actually uses. Learn how to build and rank that shortlist.

Automation

Generate full-page automated screenshots, even behind user login of your web-application, in different browsers using TestMu AI (Formerly LambdaTest)’s Automated Screenshot Testing.

Software Testing

KaneAI tests a booking flow by describing date-picker selection, slot availability, double-booking, and payment hand-off in plain English rather than code, then running those steps against your live site the way a human tester would. It also verifies confirmation emails and adapts automatically when the calendar or slot markup changes.

Software Testing

WordPress browser compatibility breaks in templates, layouts, plugins, and typography. A screenshot plugin captures full page renders across real browsers.

Software Testing

TestMu AI (Formerly LambdaTest) is live with new Chrome browsers to expand your cross browser testing coverage, along with a significant update on our machines for faster launch time.

Software Testing

TestMu AI's cross-browser cloud added Chrome 84 and 85 Beta, Firefox 78 and 79 Beta, Opera 69 and 70 Beta, and Edge 84 for real-time testing, plus an enhanced LT Browser with mobile-view zoom, full-page screenshots, favorite devices, error reporting, and one-click cache resets for faster responsive testing.

Software Testing

Perform live-interactive, cross browser testing on new iPads and latest iOS 13 using TestMu AI (Formerly LambdaTest), a cloud-based browser compatibility testing tool.

Software Testing

TestMu AI added Chromium support on iOS simulators for cross-browser testing, a scheduler that runs automated screenshot tests and emails the results, and the latest stable Chrome 78, Firefox 70, and Opera 64 for live-interactive testing, along with new Android and iOS simulators including the Galaxy Note 10 Plus and iPad Pro 10.5.

Software Testing

With TestMu AI (Formerly LambdaTest), you can now test your website on Edge 79 using macOS. We have also added the all-new macOS Catalina on our cross browser testing cloud for both manual and automated browser testing.

Software Testing

Microservices testing brings real challenges: integration testing, service coordination, and performance tracing. See what causes them and how to fix each one.

Software Testing

Apache Web Server, launched in 1995, is a free, open-source, cross-platform HTTP server that once powered 67% of all websites worldwide as of November 2013, though its share has since declined. Maintained by the Apache Software Foundation and available on Unix, Linux, and Windows, it supports numerous programming languages, database connectivity, and built-in user authentication for testing a website's environment.

Software Testing

TestMu AI (Formerly LambdaTest) brings online Appium mobile-web automation grid, to help users automate cross browser testing on 2000+ real browsers for their mobile web applications.

Software Testing

Accelerate your go-to-market launch by using TestMu AI (Formerly LambdaTest) integration with Katalon Studio, along with maximum test coverage for automated cross browser testing.

Software Testing

TestMu AI (Formerly LambdaTest) is out with another integration on one more project management tool to speed your test cycles. We are live with monday.com + TestMu AI (Formerly LambdaTest) Integration.

Software Testing

TestMu AI (Formerly LambdaTest) integration with zipBoard will help you mark bugs in just a single click. Highlight the bug on TestMu AI (Formerly LambdaTest) with relevant details and find it across the review board on your zipBoard's space.

Software Testing

We have partnered with GitHub Education to provide our cross browser testing cloud to GitHub students for free! Now, GitHub students will be able to leverage the TestMu AI (Formerly LambdaTest) Live plan for a year at absolutely zero cost.

Software Testing

TestMu AI (Formerly LambdaTest) + Hive integration lets you log bugs to your Hive instance with relevant information in a single click effort, from the middle of your tests on TestMu AI (Formerly LambdaTest).

Selenium

TestMu AI (Formerly LambdaTest) API for selenium automation will help you to generate test reports and also help the developers with all the logs they may need for debugging any anomalies.

Software Testing

TestMu AI (Formerly LambdaTest) integration with Backlog is now live to help you log bugs directly from TestMu AI (Formerly LambdaTest) on your Backlog project, in just a single click. We also upgraded our Devtools to provide you with an enhanced view.

Software Testing

Synchronize your Breeze Project with TestMu AI (Formerly LambdaTest) account and share your UI suggestions with colleagues in a jiffy while performing cross browser testing at TestMu AI (Formerly LambdaTest).

Software Testing

TestMu AI (Formerly LambdaTest) integration to ClickUp will enable you to report bugs or create tasks on your ClickUp instance directly, while you perform cross browser testing on the cloud with TestMu AI (Formerly LambdaTest).

Software Testing

Synchronize your Teamwork Project with TestMu AI (Formerly LambdaTest) account and share your UI suggestions with colleagues in a jiffy while performing browser compatibility check at TestMu AI (Formerly LambdaTest).

Selenium

TestMu AI (Formerly LambdaTest) brings a scalable, online Selenium grid for automated cross browser testing across 2000+ browsers along with integrations to numerous CI/CD tools.

Software Testing

Get a chance to win TestMu AI (Formerly LambdaTest) Swag by sharing a browser testing story with us on social media. Every Wednesday 7 lucky winners will win TestMu AI (Formerly LambdaTest) Swag. Share your testing tales with us. We're all ears!

Automation

Explore the top 18 screenshot tools to try in 2026. Compare features, annotations, sharing options, and cross-browser capture for your workflow.

Software Testing

Prepare for a manual testing interview with 17 commonly asked questions on bug life cycle, test strategy, V model, and cyclomatic complexity, with answers.

Selenium

PyUnit, also called unittest, is Python's built-in unit testing framework. Structure a Selenium Python test suite with setUp, tearDown and assertions.

Software Testing

Compare the top web app testing tools for desktop and mobile in 2026, including Playwright, Selenium, Cypress, Appium, TestMu AI, and JMeter.

Selenium

WebdriverIO handles JavaScript alerts, confirmation dialogs, prompt pop-ups, and overlay modals in Selenium tests using five dedicated methods: acceptAlert, dismissAlert, getAlertText, sendAlertText, and isAlertOpen. Unlike native alerts, which require clicking OK or Cancel, an overlay modal is built with a div tag and custom CSS and closes when the user clicks anywhere outside it.

Selenium

TestMu AI (Formerly LambdaTest) is conducting a webinar with CloudBeat to help you perform end to end testing, along with wider browser and device coverage for Selenium testing.

Software Testing

In this webinar, we will be going live with Andrew Knight(The “Automation Panda”), to help you perform extensive Web UI testing using Python and Selenium testing.

Software Testing

In this guide, explore what WebViews are, how they work, and how to test them. Discover best practices and tips for WebView testing today.

Software Testing

Software testers miss bugs when they check that a feature runs instead of testing how it behaves. Learn the habits that hide defects and how to change them.

Software Testing

A dedicated staging environment lets QA teams catch bugs safely before release. Learn why it matters and how to set one up correctly.

Software Testing

Zalenium integration with TestMu AI (Formerly LambdaTest) offers you with a flexible Selenium Grid of 3,000+ real browsers, & browser versions for a variety OS hosted on cloud.