# Applying a patch to Talend Studio / Talend CommandLine

Information noteWarning: Before applying a patch, be sure to test it by creating a test branch with the current Talend version. You can follow the best practices above to apply and test a patch in a safely manner.

### In this section

* [Downloading a patch](https://help.qlik.com/talend/en-US/migration-upgrade-guide/7.3/download-studio-patch?id=95)
* [Applying a patch to Talend Studio / Talend CommandLine](https://help.qlik.com/talend/en-US/migration-upgrade-guide/7.3/applying-patch-to-talend-studio)