UniFi Protect Cameras 5.4.132 includes the improvements and bugfixes listed below.

Improvements

• Improved memory efficiency for Second Stage Verification (SSV).
• [AI PTZ] Improved vehicle auto-tracking accuracy.
• [G4 Doorbell Pro/PoE] Optimized memory usage for improved reliability.
• [PTZ Cameras] Improved PTZ connectivity and recovery after connection interruptions.

Bugfixes

• [AI PTZ] Fixed an issue where parked vehicles could be repeatedly tracked.
• [G6 Cameras] Fixed an issue that could leave SD card storage unusable after formatting.
• [G6 Entry/G6 Pro Entry] Fixed speaker audio stuttering and unexpected cutouts during playback.
• [G6 Entry/G6 Pro Entry] Fixed an issue where custom doorbell sounds could revert to the default during an active Unlock Schedule.
• [G6 Entry/G6 Pro Entry] Fixed doorbell calling and Access connectivity issues with Door Hub Mini.
• [G6 Entry/G6 Pro Entry] Fixed an issue where the camera could disappear from the Nearby Unlock list until rebooted.

This release is currently available for all supported camera models except AI PTZ Industrial and AI PTZ Precision. Firmware for these two models will be released separately.

Improvements

• Added PPE (Personal Protective Equipment) Detection to identify people not wearing required safety equipment, including helmets and safety vests. (Requires AI Key FW 2.2.5 and Protect 7.2.)
• Added support for Second Stage Verification (SSV) to improve AI detection accuracy. (Requires AI Key FW 2.2.5 and Protect 7.2.)
• Added support for Pennsylvania license plates with slashed zeros.
• Improved overall device stability, hardware fault recovery, network resiliency, and firmware update reliability.
• Improved Smart Detection accuracy and reliability on G4/G5 cameras.
• Improved Smart Detection reliability on G6 cameras through memory optimizations.
• Improved image quality and autofocus:
• [G6 Pro 360] Improved image quality consistency in certain mounting configurations.
• [G6 Pro Entry] Improved image stability during day/night transitions.
• [AI MS4] Improved autofocus reliability after night-to-day transitions.
• [PTZ Cameras] Improved reliability when switching from Patrol mode to manual PTZ control.
• [G6 Pro Entry] Improved restoration of custom background images after reboot.
• [G6 Entry / G6 Pro Entry] Improved Access connectivity by automatically refreshing authentication tokens before they expire.
• [G6 Entry / G6 Pro Entry] Aligned Double Badge unlock behavior with other Access readers.
• [G6 Pro Entry] Added support for displaying unlock schedules on the reader.
• [G4 Doorbell Pro] Improved fingerprint recognition reliability during extended device uptime.

Bugfixes

• Fixed an issue where Loitering Detection could continue running after being disabled.
• [G6 Pro Entry] Fixed an issue where GIF background images could fail to play.
• [G6 Entry / G6 Pro Entry] Fixed an issue that could result in low microphone input volume.
• [G6 Pro Entry] Fixed an issue where the user information screen could fail to appear after a successful Touch Pass authentication.
• [G6 Pro Entry] Fixed an issue where custom doorbell ring sounds could stutter at reduced volume levels.
• [G4 Doorbell Pro] Fixed a rare issue where video streaming and recording could stop due to H.265 stream errors.

This is the initial firmware release for AI Multi Sensor 2. This firmware is only available for AI Multi Sensor 2 cameras.

• [G6 Entry/G6 Pro Entry] Improved NFC and Touch Pass reliability to prevent intermittent authentication failures.
• Improved firmware update reliability and stability.

Bugfixes

• [G4 Doorbell Pro] Fixed an issue that could prevent the camera from switching correctly between day and night modes.
• Fixed issues that could cause unresponsive PTZ controls.

• [AI PTZ] Improved smart detection stability during vehicle classification.
• [G4 Bullet/G4 Pro/G4 PTZ/G4 Dome/G4 Doorbell/G4 Doorbell Pro] Improved smart detection accuracy.

Bugfixes

• Fixed an issue that could cause periodic snapshot images to stop updating.
• [G4 Doorbell Pro] Fixed an issue where the frame rate could be incorrectly limited to 20 FPS.

Known issues

• [G4 Doorbell Pro / Doorbell] In some cases, the camera may remain in night vision mode during daytime. Rebooting the device temporarily restores normal operation. A fix is planned for a future release.

• [PTZ Cameras] Improved PTZ stability and Auto Tracking reliability.
• [G6-Entry] Improved defogger heater control for enhanced thermal performance.
• [G6-180] Improved defogger heater temperature thresholds for better thermal performance and stability.

Bugfixes

• [G6-Entry|G6-Pro-Entry] Fixed an issue where two-way talk audio could remain muted after an Access call was denied.
• [G4-Doorbell-Pro] Improved fingerprint enrollment reliability by verifying fingerprint data is fully saved before completing enrollment.
• [G6-Pro-Entry] Improved interface image handling reliability when updating custom logos and background images.
• [G4 PTZ/AI PTZ Industrial/AI PTZ Precision/AI DSLR] Fixed an issue that could cause corrupted or upside-down snapshot thumbnails.
• [G5 Pro/G6 Series/G6 Pro Series] Fixed an issue where snap.jpeg could return snapshots at a higher-than-intended frame rate. 

• Improved firmware update resiliency
• Improved system resiliency under low memory conditions by prioritizing stable live streaming and recording performance..
• [G4-Bullet|G4-Dome|G4-Doorbell|G4-Doorbell-Pro|G4-Pro|G4-PTZ] Improved smart detection accuracy, performance, and bounding box responsiveness.
• [G4-Doorbell-Pro] Improved fingerprint reliability.
• [G5|G6] Improved image quality during night-to-day transitions, reducing occasional green-tinted frames.
• [G6|AI] Improved license plate recognition and added support for Brazilian and shorter UK license plates.
• [G6-Entry] Improved Smart Detection resiliency during Color Night Vision.
• [G6-180] Improved lens fusion alignment under low temperatures.
• [G6-PTZ] Improved stability and performance.
• [G6-Entry|G6-Pro-Entry] Improved NFC reliability and error handling.
• [AI-PTZ] Added support for vehicle tracking.
• Requires Protect 7.1 or newer.
• Improved vision tamper detection to reduce false alerts.

Bugfixes

• Fixed an issue where Smart Detection events could trigger unexpected device restarts.
• [G4-Bullet|G4-Dome|G4-Doorbell|G4-Doorbell-Pro|G4-Pro|G4-PTZ] Fixed recording interruptions that could occur in Enhanced encoding mode.
• [G6-Series] Fixed occasional visual artifacts in the video stream.
• [G6-Entry|G6-Pro-Entry] Fixed multiple audio and call-related issues, including two-way audio failures, talkback issues, speaker distortion, and directory call failures.
• [G6-Entry] Fixed an issue where the doorbell button could become unresponsive.
• [G6-Pro-Entry] Fixed multiple UI and display-related issues, including incorrect avatar/image display, delayed background image loading, and screen wake failures.
• [G6-Pro-Entry] Fixed multiple NFC and access-related issues, including card recognition, enrollment, and face unlock reliability.
• [G6-Pro-Entry] Fixed an issue where speaker volume could reset after reboot or unmute.
• [G6-Pro-Entry] Fixed an issue where hub connectivity recovery could fail after startup.
• [G6-Pro-Bullet] Fixed an issue where face detection could stop triggering.
• [G6-Entry|G6-Pro-Entry] Fixed an issue where face detection events could repeatedly trigger for the same subject.
• Fixed an issue where license plate-based unlocks could fail to trigger

Known issues

• [PTZ Cameras] Some users may experience intermittent Auto Tracking or Return-to-Home reliability issues. A fix is under investigation. 

UniFi Protect Cameras 5.2.92 includes the improvement below.

Improvements

• [G6-Pro-Entry] Improved touchscreen behavior when using Face ID.

Additional information

• This release is only available for the following models: G6 PTZ, G6 Pro Bullet, G6 Pro Turret, G6 Pro Dome, G6 180, G6 Pro 360, G6 Entry, G6 Entry Pro

UniFi Protect Cameras 4.75.66 includes the improvement below.

Improvements

• Improved device stability.

Additional information

• This release is only available for the G3-Bullet/Pro/Dome/Flex.

• Improved video quality during day/night transitions.

UniFi Protect Cameras 5.2.73 includes the improvement and bugfixes below.

Improvements

• Improved bitrate adaptation to minimize stream interruptions during network fluctuations and day/night transitions.
• Improved device stability.
• Improved device adoption reliability.
• Improved streaming resiliency for smoother and more reliable video playback.
• Improved object tracking stability.
• Improved smoke alarm audio detection accuracy.
• Improved the license plate to vehicle association.
• [G6-Entry] Improved two-way talk performance with refined audio tuning.
• [G5-Flex/Bullet/Dome/Dome-Ultra/Turret-Ultra/PTZ] Improved detection and recovery when the IR cut filter becomes stuck, preventing pink or purple image issues.
• [G6-Entry] Improved two-way talk performance with refined audio tuning.
• [G5/G6] Enhanced talkback audio stability and reduced intermittent noise artifacts.

Bugfixes

• Fixed an issue where the system could incorrectly detect network congestion during video streaming.
• [G4-Doorbell-Pro] Fixed an issue where the display didn't turn off.
• [AI-Pro] Fixed minor noises when 2-way talk is enabled or disabled.
• [G6-PTZ] Fixed an issue where the camera could occasionally crash and reboot during Auto Tracking.

UniFi Protect Cameras 5.2.62 includes the improvements and bugfixes below.

Improvements

• Improved bitrate adaptation to minimize stream interruptions during network fluctuations and day/night transitions.
• Improved device stability.
• Improved device adoption reliability.
• Improved streaming resiliency for smoother and more reliable video playback.
• Improved object tracking stability.
• Improved smoke alarm audio detection accuracy.
• Improved the license plate to vehicle association.
• [G5-Flex/Bullet/Dome/Dome-Ultra/Turret-Ultra/PTZ] Improved detection and recovery when the IR cut filter becomes stuck, preventing pink or purple image issues.
• [G6-Entry] Improved two-way talk performance with refined audio tuning.
• [G5/G6] Enhanced talkback audio stability and reduced intermittent noise artifacts.

Bugfixes

• Fixed an issue where license plates could be incorrectly associated with a different vehicle.
• [G6-PTZ] Fixed an issue where the camera could occasionally crash and reboot during Auto Tracking.

UniFi Protect Cameras 5.1.245 includes the improvement below.

Improvements

• [G4-Doorbell-Pro] Improved the detection accuracy in challenging scenes.

Additional information

This release is only available for the models listed below.

• G4 Pro
• G4 PTZ
• G4 Bullet
• G4 Dome
• G4 Doorbell
• G4 Doorbell Pro
• G4 Doorbell Pro PoE

• Improved face and license plate recognition and accuracy.
• Enhanced streaming resiliency for smoother and more consistent video playback.
• [G4] Improved Smart Detection accuracy.
• [G5/G6] Improved device connection stability for more reliable operation.
• [G6-Entry] Enhanced Face Unlock for faster and more consistent unlock performance.
• [G6-Entry] Improved 2-way talk resiliency.

Bugfixes

• Fixed an issue where Exclude Zones were not applied correctly.
• [AI-Dome] Fixed IR LED flickering at night.
• [G5-PTZ] Fixed an issue where the camera continues to zoom during Auto Tracking while Smart Zoom is disabled.
• [G6-PTZ] Fixed an issue where Patrol Stops after Auto Tracking is triggered.

UniFi Protect Cameras 5.1.224 includes the improvement and bugfixes listed below.

Improvements

• [G6-Entry] Improved 2-way talk resiliency.

Bugfixes

• [AI-Dome] Fixed IR LED flickering at night.
• [G5-PTZ] Fixed an issue where the camera continues to zoom during Auto Tracking while Smart Zoom is disabled.
• [G6-PTZ] Fixed an issue where Patrol Stops after Auto Tracking is triggered.

• [G6 180] Improved streaming quality.

Additional information

• This release is only available for the G6 Pro Bullet/Dome/Turret, G6 PTZ, G6 180, G6 Pro 360, and G6 Entry.

• Improved firmware update resiliency.
• Improved device adoption resiliency.
• Improved Smoke Alarm Detection sensitivity, reducing false alerts and enhancing reliability.
• Improved vehicle thumbnail selection mechanism.

Bugfixes

• Fixed an issue where anonymous snapshots weren't generated frequently.
• [G6-PTZ] Fixed an issue where the camera could stop generating detection events.

UniFi Protect Cameras 5.1.190 includes the improvement and bugfix listed below.

Improvements

• Improved device firmware update resiliency.

Bugfixes

• [G5-Dome] Fixed an issue where the camera could reboot continuously.

UniFi Protect Cameras 5.1.185 includes the improvements and bugfixes listed below.

Improvements

• Improved tamper detection.
• Improved the LPR unlock mechanism.
• Improved the firmware update process.
• Improved Smart Detection performance and accuracy.
• Reduced excessive alerts for stationary vehicles. *
• [G6-Pro-Bullet] Improved audio quality.
• [G5-PTZ/AI-PTZ-Precision] Improved Auto Focus.
• [AI-Pro] Improved device stability.

* If you continue to experience issues, please let us know and provide a support file and clips for investigation!

Bugfixes

• Fixed an issue where the spotlight stayed on due to continuous loitering events.
• Fixed Smart Detection failures caused by irregular license plate box sizes.
• Fixed an issue where changing line direction didn't function properly.
• [G4-Doorbell-Pro] Fixed an issue where there weren't any doorbell sounds when using low volumes.
• [G4-Doorbell-Pro] Fixed an issue where the screen displays no permission for recognized fingerprints.
• [G6-Pro-360] Fixed overlay display issues.

UniFi Protect Cameras 5.1.97 includes the improvements and bugfixes listed below.

Improvements

• Improved vehicle and person detection.
• Improved streaming resiliency.
• Improved Tamper Detection performance.
• [G6-Pro-360] Improved thumbnails for person detections
• [G6-Pro-360] Improved image performance in low-light conditions.
• [G5-PTZ] Improved auto focus performance.
• [G6-PTZ] Improved streaming quality.

Bugfixes

• Fixed an issue where you could receive excessive alerts for stationary vehicles.
• Fixed bounding box misalignment when Hallway Mode is enabled.
• [G4-Instant/G5-Dome] Fixed an issue where the camera could occasionally fail to switch from night to day mode.
• [AI-Theta] Fixed an issue where Talkback could fail in rare cases.
• [G6/AI-PTZ] Fixed an issue where Auto Tracking didn't function when Face Detection was enabled.
• [AI-PTZ/G4-Doorbell-Pro] Fixed an issue where motion detections could have corrupted thumbnails.