It is smart computing to back up your database on a regular and frequent schedule. Most corporate databases are backed up at least once a day, usually at night-time to minimize the effect on business. Backing up data in Access is easy to do. Click File à Back Up Database. You can also choose Tools à Database Utilities à Back Up Database:

 

 

When the Save Backup As dialogue box appears, Access gives the file a default name of filename_2006-06-05 where filename is the name of the current file you are working on. Give the file another name if you like and click Save. A backed up file works exactly the same way as a normal database file, so if you ever have to use it, open it as you would any other database file.