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2. Disable all workflow groups, either from the Execution Manager in Desktop, or by entering an mzsh command, for examplethe following command:

   Code Block
   $ mzsh mzadmin/<password> wfgropudisable \*

   Note
   title Note!
   If you use the wfgroupdisable command, make sure that you enable all system tasks again when you are done.

3. Stop all workflows.
    

4. Shut down all connected Desktops.
    

5. If you want to see which Desktops that are connected, you can use the following command:

   Code Block
   $ mzsh mzadmin/<password> pico -view

   Note
   title Note!
   This command will also display other pico instances, such as ECs.

6. Shut down the Platform and all ECs.

   Code Block
   $ mzsh shutdown Platform <ec name> ...

7. Remove MZ_HOME.

   Code Block
   $ rm -rf $MZ_HOME

8. Restore the backup of MZ_HOME.

   Code Block
   $ cp -r <backup directory> $MZ_HOME

9. If you are downgrading a system using Oracle, restore the database backup.

   Note
   title Note!
   If you are using SAP HANA as the Platform database, you will need to disable TLS/SSL on the SAP HANA database before you downgrade your Platform. Refer to Downgrade on the Release Documentation for the steps.

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