Discover the 5 critical QA mistakes that are silently driving customers away from your SaaS product . Learn how to fix them before they damage your reputation. Your product launch was perfect. The features work. The UI looks great. But users are leaving after the first week, and you can't figure out why. After testing over 15 applications across fintech , e-commerce , and healthcare as a QA Engineer , I've seen the same mistakes repeated across startups—mistakes that seem minor in development but become deal-breakers for users. Here are the 5 QA oversights that are costing you customers, and exactly how to fix them. 1. Ignoring Edge Cases in User Flows The Mistake: Your team tests the " happy path "—when everything goes right. But real users don't follow scripts. Real Example: I once tested a dating app where login worked perfectly with valid credentials. But when a user entered a blank password (a common mistake), the app crashed entirely. This went unnoticed ...
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