# Zigbee could not start **URL:** \ **Category:** Questions & Help\ **Tags:** zigbee\ **Created:** [July 11, 2021, 5:35pm UTC](https://community.homey.app/t/zigbee-could-not-start/49335 "2021-07-11T17:35:03Z")\ **Posts on this page:** 1\ **Showing post:** 2
**Author:** ![Peter\_Kawa](https://sea1.discourse-cdn.com/flex025/user_avatar/community.homey.app/peter_kawa/32/173848_2.png) [@Peter\_Kawa](https://community.homey.app/u/Peter_Kawa)\ **Post date:** [July 11, 2021, 6:47pm UTC](https://community.homey.app/t/zigbee-could-not-start/49335/2 "2021-07-11T18:47:42Z")
Lots of info and hints in this topic (not only this post): > [@Zigbee network not acception any more devices?](https://community.homey.app/t/zigbee-network-not-acception-any-more-devices/49042/6): > > It might be a &#%×"\> but removing some end devices, and adding some router devices should do the trick. Then you could try to add those end devices, and your new ones again. And then pair them, in Robert’s words, at or near their final location. [Athom’s zigbee advice here](https://support.athom.com/hc/en-us/articles/360019239879-Advice-on-building-a-stable-Zigbee-network). Regarding zigbee channel 11: wifi channel 1 can still be busy if you have neighbours with wifi whithin wifi range. You can check it with Android tools: Wifi Analyzer (and Wifi Heatmap can also reveal interesting info) I… --- _[View the full topic](https://community.homey.app/t/zigbee-could-not-start/49335)._