In the Mac Console, appaer two errors with firefox every second. These are: 11:00:33 [0x0-0x30030].org.mozilla.firefox: [opensc-pkcs11] reader-pcsc.c:896:psc_detect_readers: SCardListReaders failed: 0x8010001d 11:00:33 [0x0-0x30030].org.mozilla.firefox: [opensc-pkcs11] reader-pcsc.c:1015:psc_detect_readers: returning with: No readers found I'll post also screenshots of both the console and the security devices option