> For the complete documentation index, see [llms.txt](https://help.auxalia.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://help.auxalia.com/plant-tools/plantexpresstools/how-to-use/plantprojectmanager/usage/pid-3d-drawing-node/open.md).

# Open

To open a drawing you can either use "Open" or double-click on the drawing.

You can also multi-select drawings.

![](/files/ctD3ecQeTOwqDjgbJ9zq)

If the drawing icon shows a little lock symbol, the drawing cannot be opened in read-write mode. The tooltip gives you information who is using this drawing.

![](/files/LV9ixQXAG0ZLMmD3WmTc)

If you try to open drawing which is locked, you get a dialog asking if you want to open the drawing in read-only mode.

![](/files/DNfDPvNHtsNbvcix4vC2)