[joelack99]

Originally Posted by kovidgoyal

calibre-portable.exe is built from a single file, https://github.com/kovidgoyal/calibr...ows/portable.c

that has not changed in 6 months, so I suggest following the advice in https://manual.calibre-ebook.com/faq...a-virus-trojan

If it hasn't changed why does virus scanner (which also hasn't changed) all of a sudden think it's corrupt? Yes, the file was downloaded from the update prompt in the running app.