Zebra TC70x and TC75x Android N LifeGuard Update 20 Release Notes

Introduction

This document provides essential release notes for Zebra TC70x and TC75x mobile computers, detailing LifeGuard Update 20 for Android N. It outlines software package compatibility, component updates, resolved issues, and installation procedures for these enterprise-grade devices.

The TC70x/TC75x series are professional-grade Android devices designed for enterprise use, featuring Zebra's Mobility Extensions (Mx), Mobility DNA, an advanced scan engine, and rugged construction for demanding environments.

Software Package Details

This release contains the LifeGuard Update 20 software package, compatible with the TC70x and TC75x products. LifeGuard patches are cumulative, incorporating all previous fixes from earlier patch releases.

Key Updates and Fixes

The update includes numerous component updates and bug fixes across various software modules such as MX, StageNow, EMDK, DataWedge, and more. Specific issues resolved include:

Resolved invalid package name errors in MX.
Addressed issues with device boot animation screens and DHCP exceptions.
Fixed problems with Zebra RFID Mobile app visibility and Doze mode functionality.
Resolved battery swap issues and downgrading errors.
Addressed various scanner, WiFi, and connectivity problems.

For a comprehensive list of resolved issues (SPR numbers) and component versions, refer to the detailed sections within the full document.

Device Compatibility

This software release is approved for use with specific Zebra devices running Android M or N, including various TC70x and TC75x models.

Installation Instructions

The document provides detailed instructions for installing the update using two primary methods:

ADB Sideload: Requires ADB installed on a PC, USB debugging enabled on the device, and specific command-line operations.
External SD Card: Involves downloading the update file and reset files to an external SD card and applying them through the device's recovery mode.

Users can verify the installation by checking the build number and Android Patch Level.

Further Information

For detailed release notes and component-specific information, please refer to Zebra's official technical documentation.

	Zebra TC51, TC51-HC, TC56 Android N LifeGuard Update 12 Release Notes Release notes for Zebra TC51, TC51-HC, and TC56 devices running Android N, detailing LifeGuard Update 12 for GMS. Includes component versions, security patch levels, and resolved issues.
	Zebra Android 13 Release Notes - Version 13-39-21.00-TG-U00-STD-GSE-04 Release notes for Zebra Android 13 (GMS) version 13-39-21.00-TG-U00-STD-GSE-04, detailing software packages, security updates, new features, resolved issues, and compatibility for ET45S and ET45L series devices.
	Zebra Android Oreo 01-18-02.00-OG-U14-STD Release Notes Release notes detailing the Zebra Android GMS Oreo OS version 01-18-02.00-OG-U14-STD, including software packages, security updates, fixes, version information, installation instructions, upgrade options, known constraints, and device compatibility for various Zebra products.
	Zebra Android 13 Release Notes - Build 13-14-21.00-TG-U01-STD-ATH-04 Release notes for Zebra Android 13, build 13-14-21.00-TG-U01-STD-ATH-04 (GMS), covering TC53, TC58, TC73, and TC78 devices. Includes highlights, software packages, security updates, resolved issues, usage notes, version information, device support, and component versions.
	Zebra Android 14 Release Notes - 14-20-14.00-UG-U57-STD-ATH-04 Release notes for Zebra Android 14, version 14-20-14.00-UG-U57-STD-ATH-04 (GMS). Details new features, resolved issues, and device compatibility for various Zebra devices including TC22, TC27, TC53, TC58, TC73, TC78, HC20, HC50, ET60, and ET65.
	Zebra Android 14 Release Notes: Software Updates and Device Support Explore the latest Zebra Android 14 release notes, detailing software packages, LifeGuard updates, new features, resolved issues, and compatibility for TC27, TC53, TC58, TC73, TC78, ET60, and ET65 devices.
	Zebra Android 11 Release Notes - Build 11-33-17.00-RN-U00-STD-GRT-04 Comprehensive release notes for Zebra Android 11, version 11-33-17.00-RN-U00-STD-GRT-04, detailing new features, resolved issues, component updates, and device compatibility for the TN28 series.
	Zebra Android 11 Release Notes - Version 11-35-20.00-RG-U00-STD-ATH-04 Comprehensive release notes for Zebra Android 11, version 11-35-20.00-RG-U00-STD-ATH-04 (GMS), detailing software packages, security updates, new features, and resolved issues for TC53, TC58, TC73, and TC78 devices.