Canon imagePROGRAF PRO-300 13" Photographic Inkjet Printer - Manual (Page 96)

5. If thumbprint of certificate detail information matches printer's thumbprint, select Always
Trust .
The root certificate registration is completed.
Note
• If a password is set on your device, entering a password may be required.
For Chrome on Android
1. Select Download on 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.
Note
• If PIN or password is not set as 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.
Note
• 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 downloaded certificate.
The certificate information appears.
3. Make sure that thumbprint of certificate information matches printer's thumbprint.
The printer's thumbprint is displayed in Root cert. thumbprint (SHA-1) column or Root cert.
thumbprint (SHA-256) column when operated in the following order from the printer's operation
panel.
Printer information > System information
4. If thumbprint of certificate information screen matches printer's thumbprint, select OK .
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