SharkRF openSPOT4
firmware v22
SharkRF · Released Sep 7, 2026 · First seen Sep 7, 2026
Source:
sharkrf.com
v22 is not the latest firmware for the SharkRF openSPOT4: the current version is v93 (October 8, 2026). Go to v93
In short — summary by updatemystuff.com
Automatic Wi-Fi failover to next network when offline, reduced transcoding jitter, and 192.168.99.x subnet support.
- Auto-connects to next Wi-Fi network when internet unavailable
- Reduced output jitter during transcoding
- Support for 192.168.99.x subnet in Wi-Fi client mode
Written from SharkRF's release notes, which are printed in full below.
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What's in this update
Now the openSPOT4 connects to the next configured Wi-Fi network if no internet access is detected, this behavior can be disabled on the Network page, Wireless settings section (enabled by default) Allow using the 192.168.99.x subnet in Wi-Fi client mode Reduce output jitter during transcoding as a workaround for receive issues on devices which don’t have a proper dejitter queue implementation (MMDVM) Various smaller fixes and improvements
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