Why the WordPress installer should not be accessible after launch

Part of the series: WordPress Pre-Launch Technical Checks When reviewing a WordPress site before delivery, most of the attention usually goes to visible things. Design, content, maybe performance. That’s where the eye goes first. But there are small technical details that don’t show up unless you look for them. One of those is whether the WordPress installer is still accessible. It’s not something that comes up often, but when it does, it usually means the deployment process wasn’t fully closed. Before launching a site, it’s worth checking that everything related to the initial setup is properly finished. What the WordPress installer actually does When WordPress is installed for the first time, it runs through a setup process that creates the configuration and prepares the database. This is done through the installer endpoint, which is only meant to be used once. After that, it should effectively disappear from normal access. Why this matters before launch If the installer is still acc