Go to " Manage your Mobile idCAT " button on the "Modify my Mobile idCAT" button and log in with your Mobile idCAT.


Note: The digital certificate option is not set.
Once inside you can modify the following data:
- Mobile number

Note: If you want to modify the identification document (DNIE, NIE) , this data cannot be modified from home and therefore, to do so, you must go in person to a Citizen Attention Office of the Generalitat de Catalonia where the change will be made immediately or to any other Registration Entity where the application is being processed to apply the modification.
Access the Generalitat's Virtual Procedures Office and identify yourself with idCAT Mobile and / or digital certificate.

Once inside the private area, go to the "my data" section and click on the "modify data" option.
Note: If you want to modify the identification document (DNIE, NIE) , this data cannot be modified from home and therefore, to do so, you must go in person to a Citizen Attention Office of the Generalitat de Catalonia where the change will be made immediately or to any other Registration Entity where the application is being processed to apply the modification.
If you do not have an idCAT Mobile or digital certificate, you must go to the idCAT Mobile Registration Entities of the Generalitat de Catalunya (OAC's of the Generalitat) where you can make the change immediately, or to any other idCAT Mobile Registration Entity. where the application is processed to apply the modification.