https://forums.autodesk.com/t5/3ds-max-modeling-forum/the-reason-why-the-color-changes-when-attach/m-p/11301570#M2458 <P>Look at the material for that piece of wood before and after the attach to see if all of the textures are still the same. It looks like maybe a Normal Map or Bump Map is getting removed. If you, you can try to add it back in manually.&nbsp;</P> Sat, 16 Jul 2022 20:23:11 GMT RobH2 2022-07-16T20:23:11Z https://forums.autodesk.com/t5/3ds-max-modeling-forum/the-reason-why-the-color-changes-when-attach/m-p/11299274#M2457 <P><SPAN>I just copied and attached the same modeling, but I want to know why the color changes.</SPAN><BR /><SPAN>It happens in many cases, but I don't know why</SPAN></P> Fri, 15 Jul 2022 10:03:25 GMT https://forums.autodesk.com/t5/3ds-max-modeling-forum/the-reason-why-the-color-changes-when-attach/m-p/11299274#M2457 wonmin11 2022-07-15T10:03:25Z https://forums.autodesk.com/t5/3ds-max-modeling-forum/the-reason-why-the-color-changes-when-attach/m-p/11301570#M2458 <P>Look at the material for that piece of wood before and after the attach to see if all of the textures are still the same. It looks like maybe a Normal Map or Bump Map is getting removed. If you, you can try to add it back in manually.&nbsp;</P> Sat, 16 Jul 2022 20:23:11 GMT https://forums.autodesk.com/t5/3ds-max-modeling-forum/the-reason-why-the-color-changes-when-attach/m-p/11301570#M2458 RobH2 2022-07-16T20:23:11Z