Not sure if this problem is related to this: https://bugreports.qt.io/browse/QTBUG-68547
Also, while the browser is open and looping I see a continuous stream of messages like this on syslog: Aug 15 23:17:36 host dnsmasq[4195]: query[A] chromewebdata.home from 127.0.0.1 Aug 15 23:17:36 host dnsmasq[4195]: config chromewebdata.home is NXDOMAIN Aug 15 23:17:36 host dnsmasq[4195]: query[AAAA] chromewebdata.home from 127.0.0.1 Aug 15 23:17:36 host dnsmasq[4195]: config chromewebdata.home is NXDOMAIN Aug 15 23:17:36 host dnsmasq[4195]: query[A] chromewebdata.eq.uc.pt from 127.0.0.1 Aug 15 23:17:36 host dnsmasq[4195]: cached chromewebdata.eq.uc.pt is NXDOMAIN Nuno.