# Is it possible to deactivate elements

**URL:** <https://calculix.discourse.group/t/is-it-possible-to-deactivate-elements/1074>\
**Category:** Uncategorized\
**Created:** [April 10, 2022, 2:37pm UTC](https://calculix.discourse.group/t/is-it-possible-to-deactivate-elements/1074 "2022-04-10T14:37:46Z")\
**Posts on this page:** 1\
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**Author:** ![Calc\_em](https://avatars.discourse-cdn.com/v4/letter/c/43a26b/32.png) [@Calc\_em](https://calculix.discourse.group/u/Calc_em)\
**Post date:** [April 10, 2022, 3:59pm UTC](https://calculix.discourse.group/t/is-it-possible-to-deactivate-elements/1074/2 "2022-04-10T15:59:38Z")

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Such functionality is not implemented in CalculiX but you could use the UMAT subroutine to zero the stiffness of failed elements.

Here’s a previous discussion about this: [Element Removal in CalculiX for Fracture](https://calculix.discourse.group/t/element-removal-in-calculix-for-fracture/520)

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