If you have not installed Faberlic Cabinet app yet, feel free to download it at
https://faberlic.com/mobile/landing/index.html
We recommend installing and updating the app only using these links. This is the official source. This page is convenient to use both from your phone and computer.
If you face any problem with signing the Certificate through the mobile app, please contact Feedback to describe the situation.
Sincerely,
Faberlic Team