Yabby Wi-Fi Firmware Release Notes
Written by Matthew Clark-Massera
Updated at October 1st, 2025
Table of Contents
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v2.11 / 3.11
- Whitelisting of EU Device Manager
v2.10 / 3.10
- Fix for Recovery Mode Flag
v2.9 / 3.9
Fix for repeated "Modem turn off failed" issue
v2.8 / 3.8
Low battery behaviour optimisations
v2.7 / 3.7
Added option to use trip log reasons (trip start/end and elapsed time)
v2.6 / 3.6
Network PCO support
Version message support for third party servers
v2.5 / 3.5
Added scheduled uploads
v2.4 / 3.4
Increased low battery threshold to 4.85 V
Added OEM server whitelisting
Added Verizon (USA) support
v2.3 / 3.3
Added backup admin params
v2.2 / 3.2
Fixed support for APNs with authentication
New modem maintenance release for 3.x (6 MB download)
Added undervoltage lockout
v2.1
Reverted default Telstra APN to blank
v3.0
Enabled modem maintenance release update (6 MB download)
v2.0
Network Profile support
SARA-R410M-02B 5.08 support
v1.12
Added inactivity timer feature
v1.11
Support for incremental modem firmware downloads
v1.10
Added modem firmware update revisions, for units deployed for 4-12 months
v1.9
Increased modem firmware download timeout, and limited to one install attempt per boot
Set Telstra 4G sims to Cat-M1 only
v1.8
4G modem firmware updated to SARA-R410M-02B L0.0.00.00.05.06 A.02.01
v1.7
Added temporary workaround for Ublox 4G modem issue. Permanent solution in progress.
1.6
Added visual feedback for 4GINIT sms
Added 4G AutoAPN
Fixed device stats upload when using third party servers
1.5
Added Wifi filtering to improve quality of positioning results
Replaced trip logs with heartbeats to optimise point based history
Fixed battery voltage readings
1.4
Fixed repeat wifi log when trip start/end occurred with a failed wifi scan
Added SMS 4GINIT support, and capability for reading required APN and RAT (M1 or NB-IoT) from sim card memory
1.3
First Production FW Release
1.0 to 1.2
Internal Testing/Dev FW
