# Making experiment full-screen part way through

**URL:** <https://discourse.psychopy.org/t/making-experiment-full-screen-part-way-through/45004>\
**Category:** Pavlovia Surveys\
**Tags:** online, pavlovia, survey\
**Created:** [June 9, 2025, 10:54pm UTC](https://discourse.psychopy.org/t/making-experiment-full-screen-part-way-through/45004 "2025-06-09T22:54:19Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![wakecarter](https://sea2.discourse-cdn.com/flex002/user_avatar/discourse.psychopy.org/wakecarter/32/5753_2.png) [@wakecarter](https://discourse.psychopy.org/u/wakecarter)\
**Post date:** [June 10, 2025, 8:36am UTC](https://discourse.psychopy.org/t/making-experiment-full-screen-part-way-through/45004/2 "2025-06-10T08:36:29Z")

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The code you want is:

```auto
psychoJS.window.fullscr = true;
psychoJS.window.adjustScreenSize();

```

> [@Wakefield's Daily Tips](https://discourse.psychopy.org/t/wakefields-daily-tips/43371/21):
>
> Skipping dialogue boxes online At the start of every PsychoJS experiment you get a dialogue box asking for your participant number, etc. This shouldn’t be hidden and I would recommend that you don’t change the default key “participant” since it gets used in the data file name. On the other hand you might want your participant to launch the study straight away, especially if you have already assigned a value for participant, etc. using daisy chaining or a custom participation link. If you want …

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