Review these topics to prepare for and to carry out the 12.1.2.6 patch set bundle installation.
Topics:
About Installing the Oracle Database Appliance 12.1.2.6 Patch
Prerequisites for Installing Oracle Database Appliance 12.1.2.6
Step 1: Download the Oracle Database Appliance Patch Bundle from My Oracle Support
Step 6: Patch the Infrastructure and Oracle Grid Infrastructure on Node 1
Step 8: Validate the Oracle Database and Oracle Grid Infrastructure Installation