How PROE/Croe edits a completed sketch and brings it back to sketching state

For the part that does not need to modify the sketch, but only needs to define the size, you can select the feature, right-click, edit, and then double-click the corresponding size to directly modify it. After the modification is completed, click the Regenerate model button above., the newly defined size parameters will take effect;

If there is a big change, you need to re-edit the sketch. Right-click the feature and select "Edit Definition" to enter the sketch state by editing the definition.

Click the "Layout" option on the left, and there is an "Edit" option behind the corresponding sketch to re-edit the sketch. After completion, confirm and apply.Then confirm and apply the feature, and the newly edited sketch takes effect.