@NikosN please do not use the Pega Support product forum to request changes to your environment.

You can familiarize yourself with How to Get Support from our support documents and the MSP FAQ

All questions relating to PDC can be found on the main PDC Landing Page

Pega Diagnostic Center Frequently Asked Questions

Where can I learn more about PDC?

A: Review the Pega Diagnostic Center documentation.

eg

Get started 

How to start using Pega Diagnostic Center

Manage Users Overview

Note: To access PDC, you need a Pega Community account affiliated with your tenant. If you have the account, but cannot access PDC, contact your system administrator (see more info here). For more information, see Logging in to PDC. 

• A designated administrator who is managing your Pega Community account in your organization. The administrator must make sure that you are assigned the appropriate role to submit support tickets and access PDC.

If you are not assigned the appropriate role, ask your company's Pega support administrator to add you as a contact.

Please use the MSP to log a ticket with our support team if despite all the above you still cannot access PDC via the support center links.