Issues

• Activation is endless

  atc1441/ATC_MiThermometer#371 · Filter by author schroepfer opened on Apr 21, 2026
  3

• LYWSD02MM display not working

  atc1441/ATC_MiThermometer#369 · Filter by author kryakva-doc opened on Feb 18, 2026
  1

• Flash HW B1.5 to old firmware 4.8 with extended config unpossible?

  atc1441/ATC_MiThermometer#367 · Filter by author Ulf349 opened on Feb 10, 2026

• ESS: Temperature Characteristics UUID

  atc1441/ATC_MiThermometer#366 · Filter by author dennisguse opened on Jan 6, 2026

• No reboot after flashing

  atc1441/ATC_MiThermometer#364 · Filter by author Toolhead opened on Dec 9, 2025
  5

• Hardware B1.7

  atc1441/ATC_MiThermometer#362 · Filter by author yojo56 opened on Nov 19, 2025

• LYWSD03MM3 id propagated wrongly after flashing with ATC_ota_40000.bin / Xiaomi Thermometer & Hum. sensor Mi 2

  atc1441/ATC_MiThermometer#361 · Filter by author siwy24 opened on Nov 9, 2025
  1

• cannot 'Do via Login" anymore after flahsing 2.1.1_0159 firmware

  atc1441/ATC_MiThermometer#360 · Filter by author jmlucjav opened on Oct 13, 2025
  3

• Request for Stock Firmware Dump for Xiaomi LYWSD03MMC Revision H:1.6 (B1.6

  atc1441/ATC_MiThermometer#359 · Filter by author tomekosp opened on Sep 11, 2025
  2

• B1.6 - After flashing still old firmware inside

  atc1441/ATC_MiThermometer#357 · Filter by author Easyrunner opened on Jul 30, 2025
  14

• Compatibility with new 3 mini?

  atc1441/ATC_MiThermometer#356 · Filter by author rmsa5 opened on Jul 5, 2025

• LYWSD03MMC - B1.4 flashing issue

  atc1441/ATC_MiThermometer#355 · Filter by author csatag94 opened on Jun 21, 2025

• New version Xiaomi LYWSD03MMC B1.6 with different SPI LCD controller (2025).

  atc1441/ATC_MiThermometer#354 · Filter by author pvvx opened on Jun 16, 2025
  3

• Detect firmware version

  atc1441/ATC_MiThermometer#352 · Filter by author 3l-T0r0 opened on Apr 22, 2025

• Blank screen but bluetooth available after flashing

  atc1441/ATC_MiThermometer#350 · Filter by author RWrightWells opened on Mar 30, 2025
  7

• 2.1.1_0159

  atc1441/ATC_MiThermometer#349 · Filter by author Simafor47 opened on Mar 17, 2025
  1

• LE_Security_Mode_1_Level_1 question

  atc1441/ATC_MiThermometer#348 · Filter by author ltorok opened on Feb 9, 2025

• Format for Humidity Data Changes Randomly

  atc1441/ATC_MiThermometer#347 · Filter by author mikecy1953 opened on Jan 31, 2025

• MIThermometer is blank screen after a try - B1.5 - 2.1.1_0159

  atc1441/ATC_MiThermometer#346 · Filter by author speedy-moe opened on Jan 31, 2025
  5

• Cannot flash orginal fw via web

  atc1441/ATC_MiThermometer#345 · Filter by author mebitek opened on Jan 28, 2025

• Can't unbrick LYWSD03MMC by wires B1.5

  atc1441/ATC_MiThermometer#343 · Filter by author VoronovAlexander opened on Jan 14, 2025
  6

• Will hardware rev. B1.5 work with this exploit (soon)?

  atc1441/ATC_MiThermometer#341 · Filter by author kintaro829 opened on Jan 13, 2025
  16

• New model just received will not flash even through USB

  atc1441/ATC_MiThermometer#340 · Filter by author seamaster101 opened on Jan 9, 2025
  1

• Provision Bind Key to other Xiaomi devices, e.g. Xiaomi Motion Sensor 2S (XMPIR02SGXS)

  atc1441/ATC_MiThermometer#339 · Filter by author rmeissne opened on Jan 4, 2025
  8

• Issue while flashing

  atc1441/ATC_MiThermometer#338 · Filter by author Juanpermon opened on Dec 7, 2024
  1