The Oracle Opatch utility upgrade is a simple and kind of straight forward step. Before begin, check the current version of installed Opatch and then, download the updated Opatch version from the Oracle website.
> opatch.bat version Invoking OPatch 10.2.0.4.9 OPatch Version: 10.2.0.4.9 OPatch succeeded.
Backup the current Opatch directory and extract the downloaded zipped Opatch file to ORACLE_HOME directory. Next, move all the extracted Opatch directory to the current installed Opatch directory
Now, execute below command again to verify the new upgraded Opatch version.
> opatch.bat version Invoking OPatch 10.2.0.5.1 OPatch Version: 10.2.0.5.1 OPatch succeeded.
