How do I regenerate master key in SQL Server?

How can I recover my master key in SQL Server?

To restore the database master key1Retrieve a copy of the backed-up database master key, either from a physical backup medium or a directory on the local file system.2In Object Explorer, connect to an instance of Database Engine.3On the Standard bar, click New Query.Restore a database master key - SQL Server | Microsoft Docs

How do I backup and restore service master key in SQL Server?

To back up the Service Master key1In SQL Server Management Studio, connect to the SQL Server instance containing the service master key you wish to back up.2Choose a password that will be used to encrypt the service master key on the backup medium.Back Up the Service Master Key - SQL Server | Microsoft Docs

How do I create a master key in SQL Server?

To create a database master key1Choose a password for encrypting the copy of the master key that will be stored in the database.2In Object Explorer, connect to an instance of Database Engine.3Expand System Databases, right-click master and then click New Query.Create a Database Master Key - SQL Server | Microsoft Docs

How do I remove the encrypted master key in SQL Server?

1DROP MASTER KEY.2USE AdventureWorks2012; DROP MASTER KEY; GO.3USE master; DROP MASTER KEY; GO.DROP MASTER KEY (Transact-SQL) - SQL Server | Microsoft Docs