To modify the records in a private zone, follow these steps.
Log on to the Alibaba Cloud DNS console. In the left-side navigation pane, click Zone list.
Find the specified private zone and click the zone name to enter the Resolution Settings page.
On the Resolution Settings tab page, find the record that you want to modify and click Modify in the Actions column.
In the Edit Record dialog box, modify the record.
After you modify the record, click OK. The modified record will fully take effect at least after the specified TTL expires.