The document provides methods for recovering deleted files on Windows 10 and 11, emphasizing the common reasons for data loss, including accidental deletion and malware attacks. It outlines five key recovery methods: performing a system-wide search, checking the recycle bin, using data backups, utilizing the backup and restore feature, and employing file history to restore previous versions. Additionally, it offers tips to avoid future data loss, such as regular backups and careful file management.