maras-tech-accessibility-auditor folder to /wp-content/plugins/ or install the plugin through WordPress.No. It helps identify automatically testable issues and presents a manual-review list. WCAG conformance requires human evaluation as well.
No. The checking engine is bundled with the plugin. Checks run in the administrator's browser against URLs on the same WordPress site, and reports are stored in that WordPress installation.
Deactivation keeps saved reports. Permanently deleting the plugin removes its report table and database-version option. It never removes posts, pages, media, settings, or other WordPress data.
Some accessibility questions need human judgement. For example, an image with an empty alt attribute may be decorative or may need meaningful alternative text.