One-of-patch installation on Windows

1. First, we need to download the patch.

2. Refer to readme to download the specified version of opatch.

3. Choose my computer> Properties> advanced> path to add the opatch path. Add the oracle_home and oracle_home paths to the system variables.

4. Stop listener/service/client application, such as iis.

5. Change the Distributed Transaction Coordinator service to disabled. This prevents the dll of oracle_home from being active. Of course, you can also change the name of the oracle_home directory first, restart the machine, and then change it back, so that the application will not call the dll.

6. Back up oracle _ home and program filesoracle.

7. Enter the patch directory and enter c:> opatch apply in the command line.