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**Category:** Questions\
**Created:** [August 15, 2019, 2:30pm UTC](https://forum.defold.com/t/fullscreen-in-html5/60307 "2019-08-15T14:30:16Z")\
**Posts on this page:** 6\
**Page:** 1
**Author:**  [@benjames171](https://forum.defold.com/u/benjames171)\
**Post date:** [August 15, 2019, 2:30pm UTC](https://forum.defold.com/t/fullscreen-in-html5/60307/1 "2019-08-15T14:30:16Z")
Is there a way to start HTML5 games in fullscreen by default when they’re loaded without needing to press the fullscreen buttom?
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**Author:**  [@AGulev](https://forum.defold.com/u/AGulev)\
**Post date:** [August 15, 2019, 2:31pm UTC](https://forum.defold.com/t/fullscreen-in-html5/60307/2 "2019-08-15T14:31:14Z")
No, it’s impossible because of security reason.
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**Author:**  [@Pkeod](https://forum.defold.com/u/Pkeod)\
**Post date:** [August 15, 2019, 7:18pm UTC](https://forum.defold.com/t/fullscreen-in-html5/60307/3 "2019-08-15T19:18:47Z")
You can however make the canvas fit the entire browser window.
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**Author:**  [@benjames171](https://forum.defold.com/u/benjames171)\
**Post date:** [August 19, 2019, 1:21pm UTC](https://forum.defold.com/t/fullscreen-in-html5/60307/4 "2019-08-19T13:21:08Z")
How would I go about doing this?
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**Author:**  [@Pkeod](https://forum.defold.com/u/Pkeod)\
**Post date:** [August 19, 2019, 4:47pm UTC](https://forum.defold.com/t/fullscreen-in-html5/60307/5 "2019-08-19T16:47:27Z")
Here is a demo from a while ago doing this, you can see the CSS there [Pixcade Cosmos](https://www.pixcade.com/cosmos/web/)
It’s a very old Defold engine version now and inefficient function use so will be slow on mobile but that’s unrelated to fit window stuff. I think I added some stuff to fix mobile fit window stretching but can’t remember at the moment.
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**Author:**  [@AGulev](https://forum.defold.com/u/AGulev)\
**Post date:** [August 19, 2019, 4:58pm UTC](https://forum.defold.com/t/fullscreen-in-html5/60307/6 "2019-08-19T16:58:21Z")
In Defold 1.2.160 it’s easy to do with this option:
