{{note|If you accidentally remove a coordinate system, you can add it back by following the procedures in the [[Add a Coordinate System]] section.}}
To remove a coordinate system:
<ol>
<li>From In the Map '''Customisation''' menu, select → '''Coordinate SystemManager'''. [[Image:UserManual CoordinateSystemManagerWindow.png|450px|center]]<br/li>:The Coordinate System Manager window displays.<li>Click Select the row of associated with the coordinate system that you would like to removedelete.</li>
<li>Click the [[Image:EcksButton.png]] button. </li>
[[Image:Delete coord sys.png|400px|center]]<br/>
<li>Click the '''Yes''' button.</li>
</ol>
{{Note|It is not possible to delete MGRS and WGS 1984 coordinate systems from the list.}}