The Limitations of "Properties -> Remove Personal Info"
Windows' "Remove Properties and Personal Info" option only performs a surface clean: it strips obvious tags like author and basic GPS but often leaves nested XMP packets, IPTC extensions, and MakerNotes behind. A dedicated client-side tool that rebuilds the file from raw pixel data removes what the OS misses, without uploading anything.
Use a tool that actually works: the Metadata Viewer & Remover strips all EXIF fields, not just the ones Windows shows. Free and browser-based.
Section 1: The Surface Clean
On Windows, right-clicking a file and selecting "Remove Properties and Personal Information" performs a surface clean. It targets the most obvious tags: Author, Title, Camera Model, and basic GPS. For casual privacy, this is acceptable.
Section 2: The Deep Headers
However, image files are complex containers. Built-in tools often miss nested metadata structures like XMP packets, IPTC extensions, and proprietary manufacturer notes (`MakerNotes`). These deep headers can still contain serial numbers, editing history, or thumbnail data. A forensic analysis will easily recover this "deleted" data because the tool did not rebuild the file; it just edited the index.
Section 3: The Efficiency Cost
Manual removal is also unscalable. Attempting to right-click and scrub a batch of 100 photos is tedious and error-prone. One missed click means one leaked location.
Section 4: The Automation
A dedicated privacy focused image editor is designed for "Deep Cleaning." It does not trust the file's existing structure. It extracts the pixel data and writes it to a fresh, standardized container, discarding everything else.
This automated process is faster, deeper, and more reliable than any built-in OS tool. It is the difference between wiping a table and sterilizing it.