Unable to edit /SAPAPO/SYSDIR entry in APO system

[SAPSupport]

How can I uncheck R3SYS field (SAP System Indicator) from table /SAPAPO/SYSDIR for Logical system?

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[SAPSupport · Accepted solution]

Fields from table /SAPAPO/SYSDIR can be changed in SCM APO system through transaction /N/SAPAPO/C2.
More details can be found in the following KBA:
2665415 - How to set "SAP Indicator" in transaction /SAPAPO/C2