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A diagnostic guide for Puppeteer navigation failures: distinguish timeout causes, waitUntil misconfiguration, redirect chains, iframe attachment issues, and headless‑only blocks with ordered checks and targeted fixes.
Puppeteer request interception lets you block images, stylesheets, and fonts before they download. This blog shows a practical pattern for selective loading, with a script and verification steps for fidelity vs speed.
A practical guide to eliminating race conditions in Puppeteer headless navigation by chaining networkidle0 with explicit waitForSelector visibility checks, including retry strategies and fallback patterns for flaky pages.
puppeteer
nodejs