QGIS should be OK to just leave installed. I haven't upgraded to Sierra yet myself. One possible problem would be if the upgrade moves the GDAL frameworks. Then you'd just need to reinstall.
> On Oct 12, 2016, at 1:04 AM, Simon Muirhead <si...@simsurf.com.au> wrote: > > Hi, I just wanted to check before installng the latest version on my macbook > if I should unistall the current version e.g. just drag to trash? Or just > install new version over the top of the old one? Ive only ever done windows > installs before e.g. arcgis and usually use software to remove all traces of > previous version of the software before installing a new version. > -- > Regards, Simon Muirhead > Written from my Nexus 6P so don't expect Tolstoy. > > _______________________________________________ > Qgis-user mailing list > Qgis-user@lists.osgeo.org > List info: http://lists.osgeo.org/mailman/listinfo/qgis-user > Unsubscribe: http://lists.osgeo.org/mailman/listinfo/qgis-user ----- William Kyngesburye <kyngchaos*at*kyngchaos*dot*com> http://www.kyngchaos.com/ "I ache, therefore I am. Or in my case - I am, therefore I ache." - Marvin _______________________________________________ Qgis-user mailing list Qgis-user@lists.osgeo.org List info: http://lists.osgeo.org/mailman/listinfo/qgis-user Unsubscribe: http://lists.osgeo.org/mailman/listinfo/qgis-user