When a software digital certificate is installed in a computer's certificate store and you want to copy or move it to another device, you must follow these steps:
EXPORT
Step 1: With the Internet Explorer browser, go to Tools - Internet Options - Content Tab. At this point click on the "Certificates" button and then the " Personal " tab.
Step 2: select the certificate with your name and issued by EC-Ciutadania and click the "Export" button.
Step 3 : Select the " Export Private Key " option
Step 4 : Next you will have to define an export password that you will need when installing the certified idCAT file on the new device.
Step 5: Finally set the file location and name. You already have the exported certified idCAT.
IMPORT
Step 1 . Go to the computer where you want to install the certificate and paste the file.
Step 2. Go to Tools>Internet Options>Content>Certificates>Personal, and click "Import" and follow the wizard.
Remember that it will ask you for the export password you set.
Once the import is complete, you can use your idCAT on this browser and computer.
EXPORT
Step 1 : access Tools - Settings - Privacy and Security - Show certificates
Step 2 : select the certificate with your name and issued by EC-Ciudadania and click the "Make a copy" button. ".
Step 3: Set the file location and name.
Step 4 : Finally, you will have to define an export password that you will need when installing the certified idCAT file on the new device. You already have the exported certified idCAT.
IMPORT
Step 1 . Go to the computer where you want to install the certificate and paste the file.
Step 2. Go to Tools - Settings - Privacy and Security - Show certificates and click "Import" and follow the wizard.
Remember that it will ask you for the export password you set.
EXPORT
Step 1: Access the button 
from the upper right. Option " Settings " - Privacy and Security - Security - Manage certificates .
Step 2 : select the certificate with your name and issued by EC-Ciutadania and click the "Export" button.
Step 3 : Select the " Export Private Key " option
Step 4 : Next you will have to define an export password that you will need when installing the certified idCAT file on the new device.
Step 5: Finally set the file location and name. You already have the exported certified idCAT.
IMPORT
Step 1 . go to the computer where you want to install the certificate and paste the file.
Step 2. access the button from the upper right. " Settings " option - Privacy and Security - Security - Manage certificates and click on " Import " and follow the wizard.
Remember that it will ask you for the export password you set.
EXPORT
step 1 Go to Key Access > Login > my certificates.
step 2 Select the certificate we want to export, we will see that it shows us that it has a private key.
step 3 Click the right mouse button on the private key of the certificate, a window will open with several options, we must select "Export".
step 4 A window will open that will ask us under which name we want to save the certificate and in which location; we will indicate the name and where we want to save the certificate leaving the default file format: .p12.
step 5 A window will open asking us to enter an export password that will be used to protect the exported certificate file; this password will have to be entered when we want to install the certificate from the resulting file.
step 6 To complete the export, a window will open asking us to enter the login password.
IMPORT
step 1 Double-click on the p.12 file and select from the "keyboards" dropdown: Login.
step 2 Press the "Add" button to install the certificate. The system will ask you for two passwords: the system administrator first and the export password afterwards.
You must bear in mind that the padlock icon in Keychains - Login must be open in order for the idCAT certificate to be installed correctly.
Once done, you will have the idCAT certificate installed in the MAC repository.
Important! For the idCAT to be detected as trustworthy on your MAC, access the "keyboards" folder - "Certificates" tab - EC-ACC--> press "obtain information" and once here, by expanding the "trust" menu indicates : "always trust". By doing this the system will ask you for your MAC credentials.
