Profiling a Slow WordPress Site with Query Monitor
Query Monitor turns a vague feeling that your site is slow into a specific list of queries, hooks, and requests to fix. Here is how to read its panels and act on what you find.
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Reading Server Error Logs: From White Screen to Root Cause
A blank white screen tells you nothing on its own. Here is where WordPress and server logs actually live, and the five error patterns that explain most outages.
Using WP_DEBUG on a Live Site Without Leaking Errors
Turn on WordPress debugging for a stubborn bug without splashing stack traces across a live page. Here's how to log quietly, read the log properly, and switch everything back off when you're done.