[How to change your online sign-in ID]
1. Sign in to [Account Management] on a web browser.
2. Select [Security] from the sidebar.
3. Click [Edit] next to Sign-In ID (Email Address). You may need to re-enter your password for security reasons.
4. Enter your new email address and click [Save].
5. You receive an email to your new email address asking you to verify your new sign-in ID. Click the [Verify Now] button in this email.
You also receive an email to your old email address detailing the change.
[How to change your PSN online sign-in ID]
1. Sign in to [Account Management] and select [Profile] from the sidebar.
2. Select [Edit] next to your current online ID.
3. Enter a new online ID and follow the on-screen instructions to complete the change.
4. After you complete the change process, you're signed out of all devices.
If you have issues changing your sign-in ID, please check the PlayStation website.
[Go to PlayStation website]