Appendix B. Use and care information67Maintenance ----------------------------------------------------------------------------------An important part of owning your computer is maintenance. With propercare, you can avoid common problems. The following sections provideinformation that can help you to keep your computer running smoothly. General tips for maintenance1 Check the capacity of your hard disk drive from time to time. If thehard disk drive gets too full, Windows ® will slow down and mightproduce errors.2 Empty your recycle bin on a regular basis.3 Use Diskeeper Lite or the Microsoft Disk Defragmenter on your harddisk drive on a regular basis to improve data seek and read time.• To free up disk space, uninstall unused application programs.• Clean out your Inbox, Sent, and Trash folders from your e-mail clientprogram.• At least once a week, make a point to back up your data. If critical data ispresent, it is a good idea to perform a daily backup. Lenovo has manybackup options available for your computer. CD-RW drives andCD-RW/DVD drives are available for most computers and are easilyinstalled.• Use or schedule System Restore to take a system snapshot periodically.