> # Reactivating the Database

> ## Detailed Steps

> Tip If auto-learning is enabled, and you cannot activate the database, you will not be allowed to proceed .

> To reactivate the port security database, follow these steps:

> 1. Disable auto-learning.
> 2. Copy the active database to the configured database.

> Tip If the active database is empty, you cannot perform this step.

> 3. Make the required changes to the configuration database.
> 4. Activate the database.

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