Be aware that .beID can not be used on a mobile device. You have to use a computer. Here is a guide to sign with .beID.
- After clicking Continue to signing method select .beID as signing method
- Click Authenticate
- If asked, download and install the software from the link. It is a connector called Trust1Connector
- Once installed click Authenticate again
- Enter your PIN and click Ok. You should see a message that you card data is being read
- After you are redirected back to Penneo finalize the signing by clicking Sign