Isn’t a file browser needed for browsing the saved documents and spreadsheets?
Not to mention that office suites (such as WPS, OpenOffice and LibreOffice) will inevitably pop up a file browser when the “Open” or “Save” buttons/menu items are clicked.
First Rule: don’t rawdog internet, especially torrent search sites. Always use protections.
Second rule: always check if you’re on the right site. It’s relatively easy to find torrent search sites, but even easier to find phishing sites (i.e. sites that claims to be the original site, but they actually aren’t).