# XBee ProS1 won't go into programming mode

**URL:** <https://forums.digi.com/t/xbee-pros1-wont-go-into-programming-mode/19647>\
**Category:** XBee - 802.15.4\
**Tags:** firmware-update\
**Created:** [June 26, 2018, 10:43am UTC](https://forums.digi.com/t/xbee-pros1-wont-go-into-programming-mode/19647 "2018-06-26T10:43:26Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![stro1rob](https://avatars.discourse-cdn.com/v4/letter/s/dfb087/32.png) [@stro1rob](https://forums.digi.com/u/stro1rob)\
**Post date:** [June 26, 2018, 10:43am UTC](https://forums.digi.com/t/xbee-pros1-wont-go-into-programming-mode/19647/1 "2018-06-26T10:43:26Z")

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I am trying to update the firmware in the XBee Pro S1 from 10e6 to 10ef but the module won’t got into programming mode HELP