miki 21

• asked Dec 4, 2025

Программа HLK LD_TOOL (v.1.2.1.1)

Я установил программу, но при открытии программы рамка срезает нижние и крайние правые кнопки и я не могу сохранить изменения. Можно ли это исправить?

программа-hlk-ld_tool(v.1.2.1.1)

1 votes

1 answers

89 views

muhammed Dogan 11

• asked Nov 17, 2025

FM225 Face Recognition module Image Capture feature

Hi, We bought your FM225 face recognition module and we want to use it for capturing image with UART commands but module reject 0x71, 0x72, 0x74 commands. We tried it also with encryption but encryption failing. we couldnt communicate with ...

fm225-

1 votes

2 answers

65 views

hugo 13

• asked Feb 21

Ld2410 firmware update

não-aparece-nada-

1 votes

1 answers

57 views

Joao Canas 11

• asked Dec 10, 2025

HLK-LD2415H Firmware Update

Hi, we have have acquired an HLK-LD2415H sensor that is to be mounted on a vehicle to determine its speed relative to a wall. After testing it with the current firmware, we realised that it doesn't provide any measurements when the spee...

hlk-ld2415h low-speed update firmware

1 votes

1 answers

51 views

branco 13

• asked Jan 18

hlk-fm225

The FM225_CORE_V202N_R02EN module does not respond to standard HLK-FM22X commands. AT-based firmware is required for compatibility with ESPHome. Can you provide update software and official FM225_V20x firmware?

fm225

1 votes

1 answers

41 views

j_shirazi 1

• asked Sep 27, 2025

Latest LD2420 Firmware

Hi, I have several HLK-LD2420 modules, but with different firmware versions, such as 1.6.2 and 1.5.9, which act differently sometimes, for example, in "OUT" pin behavior! Now I want to know how I can get the latest firmware to upgra...

support

0 votes

4 answers

462 views

Mcalaciu 3

• asked Oct 12, 2025

HLK-LD2410

Hi, I unintentionally downgraded the firmware from version V 2.44.25070917 to V 2.44.24073110 using the 'HLKRadarTool' on my LD2410C sensor. How can I restore the previous version or update back to 2.44.25070917, since it is not ava...

support

0 votes

1 answers

235 views

Tim 1

• asked Sep 21, 2025

LD2415H unable to change configurable parameters

I have an LD2415H, and I have a couple of questions: (1) The documentation says that both the red and green LEDs should flash three times upon power-up, but this doesn't happen with mine. Only the green LED flashes, and I have never see...

support

0 votes

3 answers

170 views

born.fight.die 1

• asked Sep 19, 2025

How do I enable the English interface in 1040 software?

Hello How do I enable the English interface in ld1040 software? I couldn't find either the xml file with settings or the UI tab with language selection in the interface.

support

0 votes

1 answers

143 views

Sergey 1

• asked Oct 20, 2025

firmware for LD2410C V1.0

Hello HLK team, I am using an LD2410C V1.0 radar sensor. I recently updated its firmware to version 2.44 using your official mobile application, which correctly identified the sensor model. After the update, the detection range dropped sign...

support

0 votes

1 answers

124 views