You can uninstall WebSphere® Application Server Liberty - Express® using Installation Manager response files.
Using Installation Manager, you can work with response files to uninstall the product.
./imcl
input $HOME/WASFiles/temp/uninstall_response_file.xml
-log $HOME/WASFiles/temp/uninstall_log.xml
<agent-input>
<uninstall>
<offering profile="WebSphere Liberty V8.5"/>
</uninstall>
</agent-input>
Go to the IBM Installation Manager Information Center for more information.
Read the IBM Installation Manager Information Center for information about using the uninstall script to perform this procedure.