Guide: Downloading and Upgrading to OPatch Version 13.9.4.2.5
%ORACLE_HOME%\OPatch to %ORACLE_HOME%\OPatch_old.p6880880_139425_MSWIN-x86-64.zip directly into %ORACLE_HOME% using WinRAR or PowerShell.cd %ORACLE_HOME%\OPatch
opatch version
$ORACLE_HOME/OPatch/opatch apply -path <directory_where_patch_extracted>
for Oracle WebLogic Server and Fusion Middleware 12.2.1.3/12.2.1.4
Steps to download, verify, and install OPatch version 13.9.4.2.5 for Oracle environments (standalone Grid/Oracle Home). Assumes Oracle Database/Oracle Grid Infrastructure version compatible with this OPatch release. Adjust paths and privileges for your environment.