Refer to Chocolatey Official website How to uninstall
Uninstall Chocolatey
Uninstall step 1. Delete Chocolatey Folder
Just directly delete the Chocolatey folder, ususally it will be at C:\ProgramData\chocolatey
if you are not sure where it is, you can use following command.
$env:ChocolateyInstall
Uninstall step 2. Remove chocolately from environment
After deleted the Chocolatey folder, you need to remove chocolately from environment.
The Official docs indicate there are four following subject need to be removed.
ChocolateyInstall
ChocolateyToolsLocation
ChocolateyLastPathUpdate
PATH (will need updated to remove)
But when I doing the remove, I didn’t see the ChocolateyLastPathUpdate.