BTECH UV-50PRO firmware

Firmware history

All versions below were published by BTECH on baofengtech.com. Third-party and modified firmware is never listed.

1. Version 0.9.3 Latest Released Jun 1, 2026 First seen Sep 6, 2026

   Adds preset DTMF commands, improves channel display, supports message threading, and fixes transmission issues. — summary by updatemystuff.com

   Source: baofengtech.com

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   New Preset DTMF Commands: Added support for preset DTMF commands for quicker tone dialing.

   Main Channel Display: The main ch​annel can now show both the channel name and frequency at the same time.

   Network Receive Display: When receiving through the network, the radio now displays the bound network channel name.

   Bandwidth Control: Added a bandwidth modification option under Radio Settings.

   Narrowband Indicator: Channels using narrowband now display an “N” indicator in the status bar.

   Launch Timeout Warning: Added a prompt tone 5 seconds before launch timeout.

   Auto-Shutdown: Added an auto-shutdown option under General Settings.

   Microphone Gain Range: Increased the available adjustment range for microphone gain.

   GMT+14 Time Zone: Added time zone support for GMT+14.

   DTMF Modulation Alignment: Unified DTMF transmission modulation between the mobile app and radio.

   Message Thread Display: Added support for displaying multiple messages from the same teammate.

   This also allows multiple APRS messages from the same source, such as WXBOT, to be vie​wed.

   Fixes

   KISS Transmission Interruption: Fixed an issue where KISS transmission could be interrupted.

   Single-Channel Receive Return: Fixed an issue where, after transmitting on a specific channel while listening to only one channel, the receiving frequency might not return to the current channel. iOS Region Name Cleanup: Fixed an issue on iOS where renaming a region with a shorter name could leave trailing characters from the old name.

   Release notes & download
2. Version 0.9.2 Released Jan 29, 2026 First seen Sep 6, 2026

   New programmable button actions, KISS mode frequency settings, smart beacon control, and audio link and display fixes. — summary by updatemystuff.com

   Source: baofengtech.com

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   New KISS Mode Enhancements: Configure TX and RX frequencies independently, and set TX power for the KISS profile.

   Smart Beacon Control: Added Max Interval under General Settings → Digital Mode to set the maximum smart​ beacon transmit interval.

   Radio Settings Update: Added a Reverse Frequency switch in Radio Settings.

   Programmable Buttons: New assignable actions: Squelch Level +, Squelch Level −, Display Squelch Level, VFO Toggle, Reverse Frequency Toggle.

   Improvements

   • Satellite Mode Display Batching: Screen updates are now batched to prevent flickering.
   • D​TMF Display: When transmitting DTMF, the radio now displays the characters being sent.
   • Audio Relay is Added to the on-board radio Menu

   Fixes

   • Satellite Mode Audio Link: Fixed an issue where voice communication between the radio and phone could be blocked after a PTT transmission.
   • Boot “Last Received Channel” Indicator: Prevents the “last received channel” indicator from showing during boot by initializing it as invalid at startup.
   Release notes & download
3. Version 0.9.0 Released Dec 17, 2025 First seen Sep 6, 2026

   Source: baofengtech.com

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   Fixes

   Fixed MI​C-E Parsing Errors Cau​sed by Overflows

   Release notes & download
4. Version 0.8.15 Released Dec 3, 2025 First seen Sep 6, 2026

   Adds GPWPL location reporting and satellite display improvements with enhanced mute indicators — summary by updatemystuff.com

   Source: baofengtech.com

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   New GPWPL Location Reporting: Adds support for reporting received position reports using GPWPL. (Requires enabling “GPWPL Upload” under: General Settings → Data Mode → GPWPL Upload​. Signaling format selector in Signaling Settings (choose BSS or APRS)).

   Improvements

   • Satellite Mode Enhancements: Now displays satellite name, azimuth, elevation, orbital altitude, range to satellite, and pass countdown timer on-screen.
   • Keypad Lock Behavior: The radio now restores the previous key lock state after powering back on, ensuring front panel behavior is consistent between uses.
   • Mute Status Indicators: The mute icon now distinguishes between different mute conditions (e.g., manual mute, squelch, ​other system mutes) for clearer status feedback.

   Fixes

   KISS / TNC Data: Supports sending KISS data packets when the squelch (SQ) is open, improving compatibility with external packet/APRS software.

   Release notes & download
5. Version 0.8.12 Released Oct 9, 2025 First seen Sep 6, 2026

   Adds signaling format selector and custom location override, plus RF driver improvements and various fixes. — summary by updatemystuff.com

   Source: baofengtech.com

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   New Signaling format selector in Signaling Settings (choose BSS or APRS). Custom Location override for cases without GPS or when a fixed position is preferred.

   Improvements

   • BK4819 RF driver hardening: added host-write error detection and automatic recovery on PLL loss-of-lock.
   • Refined display communication validation to reduce false “Communication Error” reports.

   Fixes

   • APRS Mic-E: default icon set now applies when no icon is configured in the app, preventing malformed/incorrect packets.
   • Audio Relay: resolved occasional silent transmit due to audio re-sampling.
   • Network channel binding status now displays correctly.

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