<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"></head><body dir="auto">This should walk you through the steps needed to install and open this:<div><a href="https://www.macworld.co.uk/how-to/mac-app-unidentified-developer-3669596/">https://www.macworld.co.uk/how-to/mac-app-unidentified-developer-3669596/</a></div><div><br></div><div>Dirk and others can probably better explain why this happens but as I understand it the way that applications are created and signed/notarised is complicated and may even keep getting changed.</div><div><br></div><div>Hope this helps</div><div>Jason<br><br><div dir="ltr">Sent from my iPhone</div><div dir="ltr"><br><blockquote type="cite">On 18 Jun 2021, at 04:05, N Hardcastle via subsurface <subsurface@subsurface-divelog.org> wrote:<br><br></blockquote></div><blockquote type="cite"><div dir="ltr"><meta http-equiv="Content-Type" content="text/html; charset=utf-8">Hi<div class=""><br class=""></div><div class="">I am unable to install the application on the Mac because <b style="color: rgba(0, 0, 0, 0.85); font-family: "Helvetica Neue"; font-size: 13px;" class="">“Subsurface” can’t be opened because Apple cannot check it for malicious software.</b></div><div class=""><b style="color: rgba(0, 0, 0, 0.85); font-family: "Helvetica Neue"; font-size: 13px;" class=""><br class=""></b></div><div class=""><b style="color: rgba(0, 0, 0, 0.85); font-family: "Helvetica Neue"; font-size: 13px;" class="">best regards</b></div><div class=""><b style="color: rgba(0, 0, 0, 0.85); font-family: "Helvetica Neue"; font-size: 13px;" class="">Nick</b></div><span>_______________________________________________</span><br><span>subsurface mailing list</span><br><span>subsurface@subsurface-divelog.org</span><br><span>http://lists.subsurface-divelog.org/cgi-bin/mailman/listinfo/subsurface</span><br></div></blockquote></div></body></html>