You should consider using the Receiver Clean-Up Utility (CTX137494) in the following scenarios:
When the standard Windows "Add or Remove Programs" leaves behind registry entries that block a fresh installation. How to Download the Utility download the citrix receiver desktop clean-up utility
The is a specialized tool designed to remove leftover files, registry keys, and residual components that common uninstallation methods might miss. It is particularly useful for troubleshooting failed upgrades or resolving persistent performance issues with legacy Citrix Receiver versions. When to Use the Clean-Up Utility You should consider using the Receiver Clean-Up Utility