<html><head><meta http-equiv="Content-Type" content="text/html charset=us-ascii"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class="">Yes. They have different names, and use separate preferences and plugins.<div class=""><br class=""></div><div class=""><div><blockquote type="cite" class=""><div class="">On Mar 12, 2019, at 6:52 AM, Paul T A Drea <<a href="mailto:pauldrea@gmail.com" class="">pauldrea@gmail.com</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><p style="font-family: Helvetica; font-size: 16px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255);" class="">Hello All,</p><p style="font-family: Helvetica; font-size: 16px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255);" class="">I am running a macOS Mojave Version 10.14.3<br class=""></p><p style="font-family: Helvetica; font-size: 16px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255);" class="">I have installed Python 3.6.8</p><p style="font-family: Helvetica; font-size: 16px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255);" class="">I would like to know if I can run QGIS 2.18.xx and 3.4.xx concurrently on the same machine.</p><p style="font-family: Helvetica; font-size: 16px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255);" class="">Thanks in advance for any advice.</p><p style="font-family: Helvetica; font-size: 16px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255);" class="">Best Regards,</p><span style="font-family: Helvetica; font-size: 16px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); float: none; display: inline !important;" class="">Paul</span><div class="moz-signature" style="font-family: Helvetica; font-size: 16px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255);">--<span class="Apple-converted-space"> </span><br class=""><div class="WordSection1" style="page: WordSection1;"><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: Cambria;" class=""><b class=""><i class=""><span lang="EN-US" style="font-size: 10pt; font-family: Arial; color: rgb(251, 0, 7);" class="">Paul T. A.<span class="Apple-converted-space"> </span><span class="SpellE">Drea</span></span></i></b><span lang="EN-US" style="font-size: 10pt; font-family: Arial; color: rgb(26, 26, 26);" class=""><o:p class=""></o:p></span></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: Cambria;" class=""><b class=""><span lang="EN-US" style="font-size: 10pt; font-family: Arial; color: rgb(26, 26, 26);" class="">Geodetic Consultant</span></b><span lang="EN-US" style="font-size: 10pt; font-family: Arial; color: rgb(26, 26, 26);" class=""><o:p class=""></o:p></span></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: Cambria;" class=""><b class=""><span lang="EN-US" style="font-size: 10pt; font-family: Arial; color: rgb(26, 26, 26);" class="">Tel/Fax Greece: +30-210-9649 993</span></b><span lang="EN-US" style="font-size: 10pt; font-family: Arial; color: rgb(26, 26, 26);" class=""><o:p class=""></o:p></span></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: Cambria;" class=""><b class=""><span lang="EN-US" style="font-size: 10pt; font-family: Arial; color: rgb(26, 26, 26);" class="">Cell Greece: +30-698 052 0611<o:p class=""></o:p></span></b></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: Cambria;" class=""><b class=""><span lang="EN-US" style="font-size: 10pt; font-family: Arial; color: rgb(26, 26, 26);" class="">SKYPE: paul.drea</span></b><span lang="EN-US" style="font-size: 10pt; font-family: Arial; color: rgb(26, 26, 26);" class=""><o:p class=""></o:p></span></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: Cambria;" class=""><span class="GramE"><b class=""><span lang="EN-US" style="font-size: 10pt; font-family: Arial; color: rgb(26, 26, 26);" class="">e</span></b></span><b class=""><span lang="EN-US" style="font-size: 10pt; font-family: Arial; color: rgb(26, 26, 26);" class="">-mail 1: </span></b><span lang="EN-US" class=""><a href="mailto:pauldrea@gmail.com" class=""><b class=""><span style="font-size: 10pt; font-family: Arial; color: rgb(16, 60, 192);" class="">pauldrea@gmail.com</span></b></a></span><span lang="EN-US" style="font-size: 10pt; font-family: Arial; color: rgb(26, 26, 26);" class=""><o:p class=""></o:p></span></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: Cambria;" class=""><span class="GramE"><b class=""><span lang="EN-US" style="font-size: 10pt; font-family: Arial; color: rgb(26, 26, 26);" class="">e</span></b></span><b class=""><span lang="EN-US" style="font-size: 10pt; font-family: Arial; color: rgb(26, 26, 26);" class="">-mail 2: </span></b><span lang="EN-US" class=""><a href="mailto:ptadrea@otenet.gr" class=""><b class=""><span style="font-size: 10pt; font-family: Arial; color: rgb(16, 60, 192);" class="">ptadrea@otenet.gr</span></b></a></span><span lang="EN-US" style="font-size: 10pt; font-family: Arial;" class=""> <o:p class=""></o:p></span></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: Cambria;" class=""><span lang="EN-US" class=""><o:p class=""> </o:p></span></div></div></div><span style="font-family: Helvetica; font-size: 16px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); float: none; display: inline !important;" class="">_______________________________________________</span><br style="font-family: Helvetica; font-size: 16px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255);" class=""><span style="font-family: Helvetica; font-size: 16px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); float: none; display: inline !important;" class="">Qgis-user mailing list</span><br style="font-family: Helvetica; font-size: 16px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255);" class=""><a href="mailto:Qgis-user@lists.osgeo.org" style="font-family: Helvetica; font-size: 16px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255);" class="">Qgis-user@lists.osgeo.org</a><br style="font-family: Helvetica; font-size: 16px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255);" class=""><span style="font-family: Helvetica; font-size: 16px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); float: none; display: inline !important;" class="">List info:<span class="Apple-converted-space"> </span></span><a href="https://lists.osgeo.org/mailman/listinfo/qgis-user" style="font-family: Helvetica; font-size: 16px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255);" class="">https://lists.osgeo.org/mailman/listinfo/qgis-user</a><br style="font-family: Helvetica; font-size: 16px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255);" class=""><span style="font-family: Helvetica; font-size: 16px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); float: none; display: inline !important;" class="">Unsubscribe:<span class="Apple-converted-space"> </span></span><a href="https://lists.osgeo.org/mailman/listinfo/qgis-user" style="font-family: Helvetica; font-size: 16px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255);" class="">https://lists.osgeo.org/mailman/listinfo/qgis-user</a></div></blockquote></div><br class=""><div class="">
<span class="Apple-style-span" style="border-collapse: separate; border-spacing: 0px 0px; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 14px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: auto; -khtml-text-decorations-in-effect: none; text-indent: 0px; -apple-text-size-adjust: auto; text-transform: none; orphans: 2; white-space: normal; widows: 2; word-spacing: 0px; "><span class="Apple-style-span" style="border-collapse: separate; border-spacing: 0px 0px; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 14px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: auto; -khtml-text-decorations-in-effect: none; text-indent: 0px; -apple-text-size-adjust: auto; text-transform: none; orphans: 2; white-space: normal; widows: 2; word-spacing: 0px; "><div class="">-----</div><div class="">William Kyngesburye <kyngchaos*at*kyngchaos*dot*com></div><div class=""><a href="http://www.kyngchaos.com/" class="">http://www.kyngchaos.com/</a></div><div class=""><br class=""></div><div class="">"History is an illusion caused by the passage of time, and time is an illusion caused by the passage of history."</div><div class=""><br class=""></div><div class="">- Hitchhiker's Guide to the Galaxy</div><br class="Apple-interchange-newline"></span></span>
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