Error when trying to install certificate on Hololens 2

Hello everyone!

I have a problem when installing a certificate on my Hololens 2. The device shows an error with code: 0x8009310B.

I have attached a link to a screenshot of this error below. Can anyone suggest what could be causing this?

https://drive.google.com/file/d/1i8u7WuJE6B35VuZmZapKByXt7_ox7GJ3/view?usp=share_link