# USB Power block went out now offline

**URL:** https://community.garadget.com/t/usb-power-block-went-out-now-offline/8177
**Category:** Device Setup
**Created:** [February 13, 2021, 12:03am UTC](https://community.garadget.com/t/usb-power-block-went-out-now-offline/8177 "2021-02-13T00:03:14Z")
**Posts on this page:** 1
**Showing post:** 4

<div class="post-metadata">

### Author: ![garadget](https://community.garadget.com/user_avatar/community.garadget.com/garadget/32/34_2.png) [@garadget](https://community.garadget.com/u/garadget)
#### Post date: [February 13, 2021, 9:33pm UTC](https://community.garadget.com/t/usb-power-block-went-out-now-offline/8177/4 "2021-02-13T21:33:29Z")

</div>

Jim, the power interruption caused the corruption of the encryption key in your Garadget.  
You can try repairing it at home following the procedure described here:

> [@Encryption key fix (fast cyan blinks with occasional red)](https://community.garadget.com/t/encryption-key-fix-fast-cyan-blinks-with-occasional-red/2272):
>
> If your Garadget is unable to connect with LED fast blinking cyan with an occasional red, then its encryption key needs to be refreshed. Please contact [Garadget](https://community.garadget.com/u/garadget) via a PM (personal message) to arrange the repair. Those who are comfortable with technology are welcome to attempt the process at home. It only takes a minute, but the software takes longer to setup first time. You’ll need [[Windows CLI Installer](https://binaries.particle.io/cli/installer/windows/ParticleCLISetup.exe) and [public encryption key - cloud\_public.der](https://s3.amazonaws.com/spark-website/cloud_public.der). The process: Install the software, and d…

If you unable to complete the process, please PM me and I’ll arrange the srevice.

---

_[View the full topic](https://community.garadget.com/t/usb-power-block-went-out-now-offline/8177)._