It handles deduping/updating, timestamps (useful for breach alerts and knowing which password is more recent), and populating httpRealm for HTTP auth. logins.
## Transfer from Google Chrome to Firefox
+Firefox can more accurately import logins saved in Chrome/Chromium on Windows and macOS (including timestamps, deduping, http auth. logins, etc.) so you don't need to use this tool on those operating systems. See File > Import from Another Browser… in Firefox to import.
+
### Export from Google Chrome
1. Open Chrome and enter the following in the address bar: