[Home](./index.md) > [bitburner](./bitburner.md) > [Sleeve](./bitburner.sleeve.md) > [setToSynchronize](./bitburner.sleeve.settosynchronize.md) ## Sleeve.setToSynchronize() method Set a sleeve to synchronize. **Signature:** ```typescript setToSynchronize(sleeveNumber: number): boolean; ``` ## Parameters

Parameter	Type	Description
sleeveNumber	number	Index of the sleeve to start synchronizing.

**Returns:** boolean True if this action was set successfully, false otherwise. ## Remarks RAM cost: 4 GB Return a boolean indicating whether or not this action was set successfully.