https://community.graphisoft.com/t5/Documentation/Detect-unused-layers/m-p/380931#M57621 <P>if you go in Options&gt; elements Attributes &gt; Attributes manager</P> <P>&nbsp;</P> <P>select the layer tab,&nbsp; every&nbsp; layer that&nbsp; has a checkmark next to it is used. all others can be safely deleted.</P> <P>&nbsp;</P> Fri, 19 May 2023 15:58:50 GMT julienK 2023-05-19T15:58:50Z https://community.graphisoft.com/t5/Documentation/Detect-unused-layers/m-p/380929#M57620 <P>is there a tool that helps detect (then delete) unused layers safely?</P> <P>The purge tool deleted layers that were not "empty."</P> <P>&nbsp;</P><BR /><IMG src="http://community.graphisoft.com/t5/image/serverpage/image-id/56534i9EFFB1D92A6347DE/image-size/large?v=v2&amp;px=999" border="0" alt="UNUSED LAYERS.jpg" title="UNUSED LAYERS.jpg" /> Fri, 19 May 2023 14:57:19 GMT https://community.graphisoft.com/t5/Documentation/Detect-unused-layers/m-p/380929#M57620 Gisele 2023-05-19T14:57:19Z https://community.graphisoft.com/t5/Documentation/Detect-unused-layers/m-p/380931#M57621 <P>if you go in Options&gt; elements Attributes &gt; Attributes manager</P> <P>&nbsp;</P> <P>select the layer tab,&nbsp; every&nbsp; layer that&nbsp; has a checkmark next to it is used. all others can be safely deleted.</P> <P>&nbsp;</P> Fri, 19 May 2023 15:58:50 GMT https://community.graphisoft.com/t5/Documentation/Detect-unused-layers/m-p/380931#M57621 julienK 2023-05-19T15:58:50Z