Locate the "facebook-yourusername.zip" in your downloads and use an extraction tool to unzip it.
Open the index file within the extracted folder to navigate through your data categories in a familiar browser interface. Facebook.zip
Because the raw HTML can be hard to use for other purposes, there are third-party tools like fb-extract that can convert your messages and data into more flexible formats like JSON or CSV for custom projects or chatbots. Security Warning Locate the "facebook-yourusername