Registering Printer's Root Certificate to Web Browser for SSL Communication (Remote UI)

If the printer's root certificate has not been registered to the web browser, a message to warn you that the secure connection is not guaranteed may appear.

When you display Remote UI for the first time on your smartphone, tablet, or computer, download the root certificate, and then register it to the web browser. The secure connection will be confirmed and a message will not appear. However, the message may appear depending on a web browser even after you have registered the root certificate.

How to register the root certificate varies depending on the web browser.

• For Internet Explorer

• For Safari

• For Chrome on Android Device

• For Mobile Safari on iOS Device

Operating procedure may differ depending on the version of your web browser. For other web browser, refer to each help.

 Make sure that you have accessed to the printer IP address correctly by checking the URL field of the web browser before registering the root certificate.

 If the printer is connected via IPv6 using Windows, you need to generate a server certificate using the Remote UI.

For Internet Explorer

1. Select Download in the Remote UI.

   Downloading the root certificate is started.

2. If confirmation screen appears, select Open.

   Certificate screen is displayed.

    To save the certificate file to your device and register it, select Save. Select Internet options from Tool menu of Internet Explorer, register the root certificate from Certificates on Content sheet.

3. Select Install Certificate.

   Certificate Import Wizard screen is displayed.

4. Select Next.

5. Select Place all certificates in the following store.

6. Select Browse.

   Select Certificate Store screen is displayed.

7. Select Trusted Root Certification Authorities and OK.

8. Select Next on Certificate Import Wizard screen.

9. If Completing the Certificate Import Wizard appears, select Finish.

   Security Warning screen is displayed.

10. Make sure that thumbprint on Security Warning screen matches printer's thumbprint.

    For printer's thumbprint, select (Hint) on the HOME screen, select System information, and then check Root cert. thumbprint (SHA-1) or Root cert. thumbprint (SHA-256).

     If User management settings is enabled, the user selection screen is displayed before the HOME screen is displayed.

11. If thumbprint on Security Warning screen matches printer's thumbprint, select Yes.

12. Select OK on Certificate Import Wizard screen.

    The root certificate registration is completed.

For Safari

1. Select Download in the Remote UI.

   Downloading the root certificate is started.

2. Open the downloaded file.

   The Add Certificates screen is displayed.

3. Select Add.

4. Make sure that thumbprint of certificate detail information matches printer's thumbprint.

   For printer's thumbprint, select (Hint) on the HOME screen, select System information, and then check Root cert. thumbprint (SHA-1) or Root cert. thumbprint (SHA-256).

    If User management settings is enabled, the user selection screen is displayed before the HOME screen is displayed.

5. If thumbprint of certificate detail information matches printer's thumbprint, select Always Trust.

   The root certificate registration is completed.

    If a password is set on your device, entering a password may be required.

For Chrome on Android Device

1. Select Download in the Remote UI.

   Downloading the root certificate is started and then Name the certificate screen is displayed.

2. As entering the root certificate name is required, enter an arbitrary certificate name and select OK.

   The root certificate registration is completed.

    If a PIN or password is not set as the security type, the attention screen may appear. Select OK, and then set the security type to PIN or password.

After Root Certificate Registration

We recommend that you make sure that the correct root certificate has been registered.

To make sure that the correct root certificate has been registered, make sure that thumbprint of certificate information matches printer's thumbprint. Follow the steps below.

 Some Android devices cannot be checked the thumbprint of a registered route certificate.

1. From Settings menu on your device, select Security, Trust credentials, and USER.

   The list of downloaded certificates appears.

2. Select the downloaded certificate.

   The certificate information appears.

3. Make sure that thumbprint of certificate information matches printer's thumbprint.

   For printer's thumbprint, select (Hint) on the HOME screen, select System information, and then check Root cert. thumbprint (SHA-1) or Root cert. thumbprint (SHA-256).

    If User management settings is enabled, the user selection screen is displayed before the HOME screen is displayed.

4. If thumbprint of certificate information screen matches printer's thumbprint, select OK.

   The root certificate registration is completed.

   If the message to warn you that the secure connection is not guaranteed appears when you select Log in in the Remote UI after registering the root certificate, restart the web browser. The message will not appear on the web browser.

 Depending on the Android device, a warning may appear even after registering the proper root certificate.

For Mobile Safari on iOS Device

1. Select Download in the Remote UI.

   Downloading the root certificate is started and then Install Profile screen is displayed.

2. Select Install.

   Warning screen is displayed.

    If a password is set on your device, entering a password may be required.

3. Select Install.

4. Select Install on displayed dialog.

   The root certificate registration is completed.

If your product issue was not resolved after following the steps above, or if you require additional help, please create or log in to your Canon Account to see your technical support options.

Or if you still need help, visit our Canon Community by clicking the button below to get answers:

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