About Legacy TechAssist™
A new version of TechAssist is now available! This is a legacy version of TechAssist. A new version is now available. This version of TechAssist is no longer being updated and will be phased out soon. We’ve released a new
A new version of TechAssist is now available!
This is a legacy version of TechAssist. A new version is now available. This version of TechAssist is no longer being updated and will be phased out soon.
We’ve released a new and improved version of TechAssist with enhanced features, including support for Single Sign-On (SSO).
If you’re a new user or have recently updated your login method, please download the latest version of TechAssist from the App Store.
About TechAssist: TechAssist helps technicians install, configure, and troubleshoot Phillips Connect hardware on trailers and other mobile assets. It includes guided workflows for gateway association, sensor configuration, and diagnostic checks.
Apr 2, 2025
Version 4.8.0
Improved Alerts & Warnings:
- Enhanced styling for power warning messages for better visibility.
- Added a new "Blue Power Required" warning for ABS systems.
Bug Fixes & Performance Improvements:
- Fixed an issue where Air Pressure sensors could be verified while offline.
- Fixed an issue where Cargo sensors could be tested when offline.
- ABS sensor no longer incorrectly shows as "Paired" while offline.
- Fixed light circuit errors caused by invalid range readings.
- Addressed minor device connection issues for a more stable experience.
Previous Versions
Here you can find the changelog of Legacy TechAssist™ since it was posted on our website on 2024-04-18 09:44:42.
The latest version is 4.8.0 and it was updated on 2026-06-11 00:04:11. See below the changes in each version.
Legacy TechAssist™ version 4.8.0
Updated At: 2025-04-02
Changes: Apr 2, 2025
Version 4.8.0
Improved Alerts & Warnings:
- Enhanced styling for power warning messages for better visibility.
- Added a new "Blue Power Required" warning for ABS systems.
Bug Fixes & Performance Improvements:
- Fixed an issue where Air Pressure sensors could be verified while offline.
- Fixed an issue where Cargo sensors could be tested when offline.
- ABS sensor no longer incorrectly shows as "Paired" while offline.
- Fixed light circuit errors caused by invalid range readings.
- Addressed minor device connection issues for a more stable experience.
Legacy TechAssist™ version 4.7.0
Updated At: 2025-03-19
Changes: Mar 19, 2025
Version 4.7.0
Improvements to existing features:
- Added Excessive voltage warning when voltage above 16V
- Added ABS Blue Power warning when no Blue Power
- Added Asset ID and app version to app bar
Bug fixes:
- Camera barcode scanning issue
- Door sensor showing “Not Paired” but “Open” status is checked
- AirTank/ATIS Regulator status not updating but returning PSI values
- ThermAlert status “healthy” regardless of temperature
- “Update MAC Address” button disabled after scanning barcode
- Login possible without internet connectivity
Legacy TechAssist™ version 4.6.0
Updated At: 2025-03-05
Changes: Mar 5, 2025
Version 4.6.0
Improvements to existing features:
- Added power warning when working on pressure sensors and voltage is too low
- Updated some sensors status messaging and tips
- Only enable Verify button when the MAC address is updated
- Added Door sensor hardware/firmware numbers
Bug fixes:
- Fixed duplicate sensor List
- Fixed “Ready for Maintenance” message on Install Mode screen
- Fixed gateway pairing issues
- Pairing identical TPMS ID will redirect user back to the TPMS details screen
Legacy TechAssist™ version 4.5.1
Updated At: 2025-02-24
Changes: Feb 24, 2025
Version 4.5.1
Hotfixes:
- Fixed Forgot Password confirmation email
- Fixed wrong door type issue when swapping door sensors
Legacy TechAssist™ version 4.4.0
Updated At: 2025-02-05
Changes: Feb 5, 2025
Version 4.4.0
Improvements to existing features:
- Enhanced Bluetooth reconnection strategy
- Improved error notifications
- Added support for localization
- Several minor UI enhancements
- Removed legacy features
Bug fixes:
- Fixed LampCheck ATIS Sensor Details page not displaying last update
- Fixed LampCheck ATIS verification status icon on Sensor List screen
- Fixed ATIS Regulator and Air Tank field issues
- Fixed Door Sensor displaying “Not Paired” with OPEN/CLOSED status as green
- Fixed duplicate Sensor List issue
- Fixed Forgot Password page not loading email input field
Legacy TechAssist™ version 4.2.0
Updated At: 2025-01-08
Changes: Jan 8, 2025
Version 4.2.0
- Bug fixes & improvements
Legacy TechAssist™ version 4.1.1
Updated At: 2024-11-11
Changes: Nov 11, 2024
Version 4.1.1
- Bug fixes for lookup by Trailer Name
Legacy TechAssist™ version 4.0.0
Updated At: 2024-09-28
Changes: Sep 28, 2024
Version 4.0.0
• Critical TPMS issues have been fixed
• Wheel End Temperature Sensor UI rework
• Support for 6-digit IMEI searches
• Cargo Sensor issue has been fixed
• Bug Fixes
Legacy TechAssist™ version 3.1.1
Updated At: 2024-09-14
Changes: Sep 14, 2024
Version 3.1.1
This version includes minor bug fixes to improve performance and stability.
Legacy TechAssist™ version 3.0.0
Updated At: 2024-08-28
Changes: Aug 28, 2024
Version 3.0.0
• New UI for Installation and Maintenance
• Tips for each sensor screen
• Added retry logic when syncing data
• Application no longer checks for external power when pairing TPMS
• Tablet support for portrait view
• New Sensors: ABS, Cargo Sensor
• Fixed issues for MAC addresses
• Bug Fixes
Disclaimer
Official App Store Link
We do not host Legacy TechAssist™ on our servers. We did not scan it for viruses, adware, spyware or other type of malware. This app is hosted by Apple and passed their terms and conditions to be listed there. We recommend caution when installing it.
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