How to set the user root password and remote connection method for Alibaba Cloud ECS instance

After purchasing an Alibaba Cloud server, you need to set a root login password for the new instance before it can operate normally, otherwise you will not be able to log in. Resetting the instance login password is applicable when no password is set when the instance is newly created or the password is forgotten. For a running instance, you need to restart the instance after resetting the instance login password for the new password to take effect, but be aware of the impact of the restart operation on the business.

1. Steps to reset the root login password

To change the login password for one or more instances on the console, follow these steps:

1. Log in to the ECS management console.

2. In the left navigation bar, click Instances.

3. Select a region.

4. Perform different operations based on the number of instances for which you need to modify passwords: To modify the login password of an instance: Select the instance, and in the Action column, select More -> Password/Key -> Reset instance password.

5. In the pop-up "Reset Password" dialog box, set a new password that meets the requirements and click "Submit".

6. Perform different operations according to the status of the instance: Running instance: Restart the instance to make the new password take effect; Stopped instance: The new password automatically takes effect after starting the instance.

2. Root user login method

1. Local simulation tool link

Download the terminal emulation tool: XShell SecureCRT, then enter the user name and password to log in directly.

2. Management console "Remote connection"

Simply open the right side of the instance, find the "Remote Connection" option, and click to open it. As shown in the figure:

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