The subnet of the CVM instance in VPC can be directly replaced in the console.

Limits

• The associated CVM restarts automatically after its subnet is replaced.
• The subnet cannot be replaced for the secondary ENI.

Procedure

• Log in to the CVM Console.
• Select a region.
• Click the ID of the instance to go to its details page.
• On the instance details page, click ENI, and then click the ID of primary ENI.
  
• Go to the primary ENI details page, and click Replace Subnet.
  
• Select the new subnet in the pop-up subnet replacement page, enter the new primary IP, and click OK. Then, the instance restarts to complete the replacement.
  

  Note:

  1. If you have not created a subnet in this availability zone, create a new subnet first.
  2. You can only enter the private IP of the current subnet CIDR.