# toush screen

**URL:** https://forum.chuwi.com/t/topic/2544
**Category:** Hi10 Air
**Created:** [October 27, 2019, 6:48pm UTC](https://forum.chuwi.com/t/topic/2544 "2019-10-27T18:48:50Z")
**Posts on this page:** 3
**Page:** 1

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### Author: ![Ellik](https://avatars.discourse-cdn.com/v4/letter/e/4da419/32.png) [@Ellik](https://forum.chuwi.com/u/Ellik)
#### Post date: [October 27, 2019, 6:48pm UTC](https://forum.chuwi.com/t/topic/2544/1 "2019-10-27T18:48:50Z")

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chuwi hi 10 air but not pro. Q64g190606574 after reinstall windows touch screen not working properly and under tablet settings when you calibrate the TS the apply button is greyed out. please help

**Order #113-6708133-9481022**

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### Author: ![Management](https://avatars.discourse-cdn.com/v4/letter/m/ec9cab/32.png) [@Management](https://forum.chuwi.com/u/Management)
#### Post date: [October 28, 2019, 3:49am UTC](https://forum.chuwi.com/t/topic/2544/2 "2019-10-28T03:49:22Z")

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Please write to [aftersale@chuwi.com](mailto:aftersale@chuwi.com).

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### Author: ![Axess](https://avatars.discourse-cdn.com/v4/letter/a/dc4da7/32.png) [@Axess](https://forum.chuwi.com/u/Axess)
#### Post date: [January 20, 2020, 9:49pm UTC](https://forum.chuwi.com/t/topic/2544/3 "2020-01-20T21:49:04Z")

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KMDF HID Minidriver for touch I2C Device 18.48.49.969

Make sure this driver is this version. Updating this driver to anything newer doesn’t work