Run the following post installation steps:
1.4.1 Applying the 12.2.2 AD and TXK Release Update Pack

1.4.1.1 Apply following patches from ‘applvis’ user in Application Tier:
• Patch 15955263 - Oracle Applications DBA 12.2.2 Product Release Update Pack (R12.AD.C.Delta.2)
• Patch 15955263
• Patch 15946788

1.4.2 Run ADOP phase - prepare

1.4.2.1 Login as applvis user and start a new online patching cycle:
$ su – applvis
$ adop phase=prepare

1.4.2.2 Run adgrants.
• Download and unzip Oracle Applications DBA 12.2.2 Product Release Update Pack (R12.AD.C.Delta.2) , Patch 15955263.
• Follow the instructions in the patch readme.
• Run adgrants.sql

1.4.3 Run ADOP phase - apply

1.4.3.1 Run apply phase for Patch 15955263 and 15946788:
$ adop phase=apply patches=15955263
$ adop phase=apply patches=15946788

1.4.4 Run ADOP - finalize

1.4.4.1 Complete online patching cycle by running finalize, cutover and cleanup commands:
$ adop phase=finalize

1.4.5 Run ADOP - cutover

1.4.5.1 Create custom application directory.
$ adop phase=cutover

1.4.6 Run ADOP - cleanup

1.4.6.1 Create custom application directory.
$ adop phase=cleanup

1.4.7 Apply the 12.2.2 Suite-Wide Release Update Pack

1.4.7.1 Apply following patches to upgrade from R12.2.0 to R12.2.2 using ‘applvis’ user in Application Tier:
• Patch 16207672 - Oracle E-Business Suite Release 12.2.2
• Patch 16207673 - Oracle E-Business Suite Release 12.2.2 Online Help