# How to apply the GMSH boundary label in FreeFEM

**URL:** <https://community.freefem.org/t/how-to-apply-the-gmsh-boundary-label-in-freefem/167>\
**Category:** General Discussion\
**Created:** [November 5, 2019, 5:31am UTC](https://community.freefem.org/t/how-to-apply-the-gmsh-boundary-label-in-freefem/167 "2019-11-05T05:31:14Z")\
**Posts on this page:** 1\
**Showing post:** 6

<div class="post-metadata">

**Author:** ![prj](https://avatars.discourse-cdn.com/v4/letter/p/ecae2f/32.png) [@prj](https://community.freefem.org/u/prj)\
**Post date:** [November 6, 2019, 7:25am UTC](https://community.freefem.org/t/how-to-apply-the-gmsh-boundary-label-in-freefem/167/6 "2019-11-06T07:25:59Z")

</div>

In my previous [solution](https://community.freefem.org/t/how-to-identify-the-boundary-label-for-an-import-mesh/161/2), replace

```auto
mesh Th = square(10, 10);

```

by

```auto
mesh Th("my2DMesh.mesh");

```

or

```auto
mesh3 Th("my3DMesh.mesh");

```

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