# Enter Device Certificate
Device Management > Configuration > Security > Device Certificate > Enter Device Certificate

Install the device certificate issued by a Certification Authority (CA). An intermediate certificate can be installed together with the device certificate.

Note

- This page appears when you click Install on the Device Certificate page.
- If the device and intermediate certificates have already been installed, the existing intermediate certificate will not be retained after the device certificate is updated.

### Certificate No.

Displays the device certificate identification number.

### Enter Device Certificate

Copy and paste the content from the device certificate issued by a CA. You can enter a text string containing up to 4095 characters.
If you want to install the device and intermediate certificates together, you can enter two text strings containing up to 4095 characters each.

## Buttons

### OK

Click to apply the settings.
When a message appears, click OK to return to the Device Certificate page where Installed appears in the Certificate Status box.

### Cancel

Click to cancel the settings.

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