# Downloading Slicer on Mac

**URL:** <https://discourse.slicer.org/t/downloading-slicer-on-mac/14805>\
**Category:** Support\
**Tags:** macos\
**Created:** [November 29, 2020, 3:55am UTC](https://discourse.slicer.org/t/downloading-slicer-on-mac/14805 "2020-11-29T03:55:37Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Marcos\_Martinez](https://sea2.discourse-cdn.com/flex002/user_avatar/discourse.slicer.org/marcos_martinez/32/9017_2.png) [@Marcos\_Martinez](https://discourse.slicer.org/u/Marcos_Martinez)\
**Post date:** [November 29, 2020, 3:55am UTC](https://discourse.slicer.org/t/downloading-slicer-on-mac/14805/1 "2020-11-29T03:55:37Z")

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I am trying to download Slicer 4.11.20200930 on my MacBook Air, but I am encountering this pop-up provided on the image I uploaded. I downloaded Slicer on my iMac 2015 with ease; however, I am having complications on my air. Can you please provide recommendations and suggestions? Thank you.

 ![Screen Shot 2020-11-28 at 7.36.30 PM](https://us1.discourse-cdn.com/flex002/uploads/slicer/original/3X/a/9/a926d347cc3dea43248aeb08221926794c9a9640.jpeg)

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**Author:** ![lassoan](https://sea2.discourse-cdn.com/flex002/user_avatar/discourse.slicer.org/lassoan/32/13_2.png) [@lassoan](https://discourse.slicer.org/u/lassoan)\
**Post date:** [November 29, 2020, 3:56am UTC](https://discourse.slicer.org/t/downloading-slicer-on-mac/14805/2 "2020-11-29T03:56:35Z")

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See installation instructions here: [https://slicer.readthedocs.io/en/latest/user\_guide/getting\_started.html#mac](https://slicer.readthedocs.io/en/latest/user_guide/getting_started.html#mac)