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 : Go to Tools >Settings>Privacy and Security > Show certificates
Step 2 : select the certificate with your name and issued by EC-Ciutadania and click the "Backup" 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 idCAT certificate exported.
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: Go to 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 need 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 idCAT certificate exported.
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. Option " Settings ">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 asking us what name we want to save the certificate under and in what 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
Before installing, check that you have the padlock icon listed in Keys - Login open:
Below you have two options to install the idCAT certificate:
1. By double-clicking on the idCAT certificate file:
Find the file with the extension .p12 or .pfx on your computer in the "Downloads" folder and double-click on the file and follow the instructions of the wizard, keeping in mind that:
- The wizard may ask you where to add the idCAT certificate, select from the "Keys" dropdown: Login (recommended option if it is a personal certificate) and press the button Add to install the certificate.
- The assistant may ask you for two passwords: the first, that of the system administrator and the second, that of the management code (password) that appears in the e-mail received or on the delivery slip.
Once the wizard has finished, go to the Keychains folder - "My Certificates" tab, double-click on your idCAT certificate and in the "Trust" drop-down box, mark "Trust always". By doing this the system will ask you for your Mac credentials:
Once done, you will have the idCAT certificate correctly installed. Now if you want, you can check the operation of the idCAT.
2. The archive of the idCAT certificate in Clauers is important:
Go to Keychains and click "File">"Import Items..."
Then find the file with the extension .p12 or .pfx on your computer, for example in the "Downloads" folder and click "Open".
It will ask you for a password which is the management code (password) that appears in the email you received or on the delivery slip and click "OK".
Once the wizard has finished, go to the Keychains folder - "My Certificates" tab, double-click on your idCAT certificate and in the "Trust" drop-down box, mark "Trust always". By doing this the system will ask you for your Mac credentials:
Once done, you will have the idCAT certificate correctly installed.
EXPORT
Step 1: With the Microsoft Edge browser go to the button from the top right>Settings>Privacy, search and services tab>Security. At this point click on the "Manage 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 need 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 idCAT certificate exported.
IMPORT
Step 1 . Go to the computer where you want to install the certificate and paste the file.
Step 2. Go to the button from the top right>Settings>Privacy, search and services tab>Security. At this point click on the "Manage Certificates" button and then the " Personal " tab, click on "Import" and follow the wizard.
Remember that it will ask you for the export password you set.
Once the import is complete, you can now use your idCAT on this browser and computer.