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## Enabling Real-time Attachment Blocking

When attachment blocking is enabled, you can enable and disable individual attachment blocking exceptions. The green check icon () indicates the exception is enabled, and the red "x" () indicates the exception is disabled. Click the icon to toggle between enabled and disabled.

| ##### Note You cannot disable the Global Policy.

### Procedure

1. Click Attachment Blocking on the main menu.
2. Select Enable transport level attachment blocking.
3. Select Enable store level attachment blocking (Exchange Server 2010).
4. Click Save.