Uninstall QGIS 2.8.1 – Completely Remove QGIS on Windows Vista

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I want to uninstall and completely remove QGIS installation from my computer (Windows Vista). I have uninstalled it and when i try to reinstall it says it is already installed on the system.

Best Answer

You can make sure all folders in your hard drive and your .qgis2 folder (C:/Users/You/.qgis2) are deleted. You could also delete the Registry entries for QGIS by running the regedit program and searching for QGIS:

QGIS registry

Hopefully when you restart your computer, you will be able to reinstall QGIS again.

Hope this helps!