# CUSTOMIZE Command [GstarCAD 2020](Help%20System/GSTARCAD/2020/Index.md) → [Commands](Help%20System/GSTARCAD/2020/Commands/(Commands).md) → [C](Help%20System/GSTARCAD/2020/Commands/C/(C).md) Load/Unload customized groups. **Command Access:** > **Command entry:** CUSTOMIZE **Dialog Box Description:** > Load/Unload Customize Settings dialog box is displayed.In the left top list, display loaded groups. You can unload one group by using "Unload" button.If you want to load a group, click "Browse" button and choose a file, then click "load" button.Customized group file may be mnu, mns or cui, mnu and mns are retained for compatible with previous version. ## Other versions with matching text [GstarCAD 8 (2013–2014)](../../../2013/Commands/C/CUSTOMIZE%20Command--c6974d6145e6.md) · [GstarCAD 2015](../../../2015/Commands/C/CUSTOMIZE%20Command--c6974d6145e6.md) · [GstarCAD 2016](../../../2016/Commands/C/CUSTOMIZE%20Command--c6974d6145e6.md) · [GstarCAD 2017](../../../2017/Commands/C/CUSTOMIZE%20Command--c6974d6145e6.md) · [GstarCAD 2021](../../../2021/Commands/C/CUSTOMIZE%20Command--c6974d6145e6.md)