# jAccount service-Network & Information Center of SJTU
**Source**: https://en.net.sjtu.edu.cn/jAccount_service/1.htm
**Parent**: https://en.net.sjtu.edu.cn/jAccount_service.htm
### jAccount service
[Home](https://en.net.sjtu.edu.cn/index.htm)
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[jAccount service](https://en.net.sjtu.edu.cn/jAccount_service.htm)
- Aug
**31**
[### I failed to log in jAccount
If you failed to log in jAccount, make sure the correct reason,then deal with it.](https://en.net.sjtu.edu.cn/info/1003/1295.htm " I failed to log in jAccount ")
- Jul
**28**
[### The procedure to register jAccount
1.Visit the webdite https://jaccount.sjtu.edu.cn/profile/#/apply2.Read "user agreenment" and choose the "Next" button.3.In the refistration page, type your information: Name, Passport ID, Student/Faculty ID and the Verification code.4.Type your jAccount information: Username, Password, Mobile No. and Second E-mail.Please note:(1) User name:must contain between 3 and 40 characters indcluding l...](https://en.net.sjtu.edu.cn/info/1003/1305.htm "The procedure to register jAccount")
- Feb
**27**
[### How to Change jAccount Password
There are three ways to change jAccount password.I. “交我办”App1、Scan the QR code and download “交我办”App. Then login with your jAccount. 2.Click the icon in the right up corner of the home page. ( Figure 1)3.Choose ‘Account and Security’. Then click ‘Change Password’ . ( Figure 2,3)4. Enter the page to reset the password. ( Figure 4) II. ...](https://en.net.sjtu.edu.cn/info/1003/1026.htm "How to Change jAccount Password")
- Sep
**1**
[### I want a jAccount
Who can register a jAcoount and How can I register online?](https://en.net.sjtu.edu.cn/info/1003/1021.htm "I want a jAccount")
- Oct
**20**
[### I want to change my jAccount name
Sorry!You aren't allowed to change the jAccount name](https://en.net.sjtu.edu.cn/info/1003/1025.htm " I want to change my jAccount name")
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