# How To: Change JPG image quality

## Summary

The default setting for JPG image quality is 85 percent. You can change this value by editing the aimsms.cfg file located at <ArcIMS Installation Directory>\Server\etc on Windows and \$AIMSHOME/etc on UNIX.

## Procedure

Open the aimsms.cfg file and change the value of the parameter "jpegquality". Note that the value defines the percentage of quality and not compression.

`Code:<parameters><parameter name="jpegquality" value="85" /><parameter name="giflicense" value="GIF keycode" /></parameters>`