# File Server

## How to Check Files into a Vault - Check In

| ### What to do?
| Files to be modified must be retrieved from the vault (Check Out). Once the file has been checked out it cannot be modified by other users until it has been checked in again. To work through this example, you must first complete the example Retrieve Files from a Vault - Check Out.
| Select Start > Documents > All Documents. The Documents mask is opened.
| Search for DOC-1120 Ball Pen Description.
| Select the Files tab.
| Select the file to be checked in.
| This operation can be performed with any available file.
| To check in a file click .
| Agile e6 checks in the file into the vault and will then cancel the reservation of the document.
| If you renamed or moved the file to a different location, Agile e6 will no longer be able to find it and will therefore cancel the check in process with an error message. Please note that this will not cancel the document reservation. Rename the file with its original name and/or move the file to its check-out location. Then repeat the check in process.