How to install and run multiple versions on a single Windows box?
From Splunk Wiki
To install the first splunk on Windows, just download and run the msi file of version you choose.
To make second installation, follow this procedure:
a. In a cmd console, cd to the splunk home directory, usually in: program files\splunk b. run: bin\splunk stop. c. run: bin\splunk disable boot-start. d. cd .. e. move the splunk folder to another location you choose. f. install a new splunk version by download the corresponding msi file (Windows service will be added automatically). g. now the new splunk can start as windows services or with the command: splunk start h. The old (moved) splunk can be started from two command windows with --nodaemon, i.e., In the first cmd window, run: splunk start splunkd --nodaemon In the second cmd window, run: splunk start splunkweb --nodaemon