Change the refresh rate for certificate revocation lists
1.
On the home screen or in a folder, click the Options icon.
2.
Click Security > Advanced Security Settings > Key Stores.
3.
In the Certificate Status section, change the Expires After field.
4.
Press the
key > Save.
Your BlackBerry smartphone downloads a new revocation status automatically when your smartphone uses a key store
item with a status that is older than the time limit that you set.