In the Filemaker application, which is available for both PC and Mac systems, database developers have the ability to lock their files with a username and password. By adding this security to your Filemaker files, you will prevent other individuals from being able to open the databases without logging in and authenticating. If you want to unlock your files and remove the security, you can set Filemaker to automatically log in when a file is opened. Writer Bio

How to Unlock Filemaker Files - 83