Change the trust status of a certificate or PGP key

Depending on the types of certificates that your administrator allows, you might not be able to trust some types of certificates.
  1. On the home screen or in a folder, click the Options icon.
  2. Click Security > Advanced Security Settings > Certificates or PGP keys.
  3. Highlight a certificate or PGP key.
  4. Press the Menu key > Trust or Distrust.
  5. If you are trusting a certificate with a certificate chain, do one of the following:
    • To trust only the highlighted certificate, click Selected Certificate.
    • To trust the highlighted certificate and all the other certificates in the chain, click Entire Chain.