Uninstall

To uninstall Custom Properties all elements it constists of have to be uninstalled separately: Extensions > Install / Uninstall

1. com_customproperties
2. mod_cpsearch
3. mod_cpcloud
4. mod_cpmenu (only in CP2.0)
5. plg_cptags (content plugin)
6. plg_cptags (search plugin)
7. plg_cptags (editors-xtd)

When you uninstall the component, all files and database tables are deleted.

It means that  all your works with this component (fields, values, joins, translated values) will be lost. You have been warned: this is not the way to perform upgrades. See relevant document for a detailed procedure.