# Firmware upgrade plan

## Firmware upgrade plan (keep updating )

### New Upgrade :

| Upgrade Name                              | Details                                                                  | Dead line                                        | Update                                                                                                  |
| ----------------------------------------- | ------------------------------------------------------------------------ | ------------------------------------------------ | ------------------------------------------------------------------------------------------------------- |
| OTA service Upgrade                       | New OTA service with Balena                                              | ~~Before 2021/12/03 Push the first version~~     | <p>Beta version is testing with test units</p><p>The beta group running discovering for save reason</p> |
| Remove Webshell function from Api service | Api service with sudo permission webshell is dangure and should be baned | \~\~~~Before 2021/11/28 Push with version 0.27~~ | Waiting the next update of helium with issues of chain actives fixed                                    |

### New Tools :

| Upgrade Name             | Details                                             | Dead line                                    | Update               |
| ------------------------ | --------------------------------------------------- | -------------------------------------------- | -------------------- |
| Remote Dashboard         | The Remote dashboard base on Kafka base OTA service | ~~Before 2021/12/03 Push the first version~~ | Beta version release |
| ~~F\&Q Document~~        | ~~The Document About the Questions and Answer~~     | ~~Before 2021/11/28~~                        |                      |
| ~~Api Service Document~~ | ~~The Document about the Api service~~              | ~~Before 2021/11/28~~                        |                      |

### Unsolved Issues :

* Witness with height RSSI and Strange SNR
  * Reason :
    * Likely the problem of Packet-forward
  * Solution:
    * Replace the config and the packet-forward program
  * Tips:
    * We notice 3dbi witness better than height dbi under testing.
* Some hotspots with low actives
  * Reason :
    * With issues: <https://github.com/helium/miner/issues/1205>
  * Solution :
    * With new helium image

### Fixed Issues/Upgrade :
