# Device Unavailabl

**URL:** <https://community.homey.app/t/device-unavailabl/122752>\
**Category:** Questions & Help\
**Tags:** homey-pro\
**Created:** [December 4, 2024, 10:52pm UTC](https://community.homey.app/t/device-unavailabl/122752 "2024-12-04T22:52:49Z")\
**Posts on this page:** 1\
**Showing post:** 4

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**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:** [December 5, 2024, 3:43pm UTC](https://community.homey.app/t/device-unavailabl/122752/4 "2024-12-05T15:43:01Z")

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First replace the power brick:

> [@Zigbee broken? Homey Pro 2019](https://community.homey.app/t/zigbee-broken-homey-pro-2019/122618/2):
>
> Hi Pat, The first things you can do Change the power brick for a decent one, like a Samsung charger or Ipad charger. Replace the USB cable as well. (The original power brick could degrade over time, it outputs lower voltages, causing weird issues) If step 1.) doesn’t make a difference, install the “full software download”. This installs Homey firmware from scratch and solved weird zigbee issues. Start Homey in Recovery Mode to proceed. Here’s an excellent how-to:

If it is about wifi devices becoming unavailable, you’d check your wifi gear.

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