# OpacityTexture not working on IOS 15 devices

**URL:** <https://forum.babylonjs.com/t/opacitytexture-not-working-on-ios-15-devices/25102>\
**Category:** Questions\
**Tags:** material\
**Created:** [November 9, 2021, 9:50am UTC](https://forum.babylonjs.com/t/opacitytexture-not-working-on-ios-15-devices/25102 "2021-11-09T09:50:20Z")\
**Posts on this page:** 1\
**Showing post:** 11

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**Author:** ![Evgeni\_Popov](https://sea2.discourse-cdn.com/flex024/user_avatar/forum.babylonjs.com/evgeni_popov/32/4432_2.png) [@Evgeni\_Popov](https://forum.babylonjs.com/u/Evgeni_Popov)\
**Post date:** [November 11, 2021, 3:12pm UTC](https://forum.babylonjs.com/t/opacitytexture-not-working-on-ios-15-devices/25102/11 "2021-11-11T15:12:24Z")

</div>

Have you seen this thread [ETC2 ktx compression not compatible with macOS? - #9 by DarraghBurke](https://forum.babylonjs.com/t/etc2-ktx-compression-not-compatible-with-macos/22246/9)?

Maybe the problem is related to the compression format used in the ktx2 files?

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_[View the full topic](https://forum.babylonjs.com/t/opacitytexture-not-working-on-ios-15-devices/25102)._