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ET40 Operating System for Non-GMS Devices (China Only)

All updates are posted in Descending order (from Newest to Oldest)

+ Operating System for Android 13

Installation Requirements

Starting at Android 11, Delta Updates must be installed in sequential order (ascending oldest to newest); Update Package List (UPL) is no longer a supported method. In place of installing multiple sequential Deltas, a Full Update can be used to jump to any available LifeGuard Update.

Versions

 Factory and Enterprise reset files

+

For Any BSP

Release Date: 

August 2023

Device Compatibility

This software has been approved for use with the following devices:

Software

RELEASEKEYS_6375_A13_ENTERPRISERESET_V1.zip

Enterprise Reset Package

 Download 970 KB
RELEASEKEYS_6375_A13_FACTORYRESET_V3.zip

Factory Reset Package

 Download 970 KB

 Android 13 OS update instructions

+

For Android 13

Release Date: 

August 2023

Device Compatibility

This software has been approved for use with the following devices:

Documentation

Android 13 OS Update Instructions Download 1 MB

  LifeGuard Update 13-23-30.00-TN-U00

+

Full Update

Release Date: 

December 2023

Device Compatibility

This software has been approved for use with the following devices:

Documentation

ET40 & ET45 Android 13 BSP 13-23-30.00 Non-GMS LifeGuard Update 00 Release Note Download 253 KB

Software

GO_FULL_UPDATE_13-23-30.00-TN-U00-STD-GSE-04.zip

Full Package Update

 Download 

+

Delta Update (Applicable To 13-21-05.00-TN-U00)

Release Date: 

December 2023

Device Compatibility

This software has been approved for use with the following devices:

Software

GO_DELTA_UPDATE_13-21-05.00-TN-U00-STD_TO_13-23-30.00-TN-U00-STD.zip

Delta Package Update

 Download 

  LifeGuard Update 13-21-05.00-TN-U00

+

Full Update

Release Date: 

September 2023

Device Compatibility

This software has been approved for use with the following devices:

Documentation

ET40 & ET45 Android 13 BSP 13-21-05.00 Non-GMS LifeGuard Update 00 Release Note Download 199 KB

Software

GO_FULL_UPDATE_13-21-05.00-TN-U00-STD-GSE-04.ZIP

Full Package Update

 Download 1 GB

+

Delta Update (Applicable To 13-13-19.00-TN-U00)

Release Date: 

September 2023

Device Compatibility

This software has been approved for use with the following devices:

Software

GO_DELTA_UPDATE_13-13-19.00-TN-U00-STD_TO_13-21-05.00-TN-U00-STD.zip

Delta Package Update

 Download 204 MB

  LifeGuard Update 13-13-19.00-TN-U00

+

Full Update

Release Date: 

August 2023

Device Compatibility

This software has been approved for use with the following devices:

Documentation

ET40 Android 13 BSP 13-13-19.00 Non-GMS LifeGuard Update 00 Release Note Download 173 KB

Software

GO_FULL_UPDATE_13-13-19.00-TN-U00-STD-GSE-04.ZIP

Full Package Update

 Download 1 GB

+ Operating System for Android 11

Installation Requirements

Starting at Android 11, Delta Updates must be installed in sequential order (ascending oldest to newest); Update Package List (UPL) is no longer a supported method. In place of installing multiple sequential Deltas, a Full Update can be used to jump to any available LifeGuard Update.

Versions

 FACTORY AND ENTERPRISE RESET FILES

+

For Any BSP

Release Date: 

June 2022

Device Compatibility

This software has been approved for use with the following devices:

Software

Releasekeys_6375_A11_EnterpriseReset_V4.zip

Enterprise Reset Package

 Download 970 KB
Releasekeys_6375_A11_FactoryReset_V5.zip

Factory Reset Package

 Download 973 KB

 ANDROID 11 UPDATE INSTRUCTIONS

+

For Android 11

Release Date: 

June 2022

Device Compatibility

This software has been approved for use with the following devices:

Documentation

Android 11 OS Update Instructions Download 1 MB

  LifeGuard Update 11-30-12.00-RN-U00

+

Full Update

Release Date: 

January 2024

Device Compatibility

This software has been approved for use with the following devices:

Documentation

Android 11 BSP 11-30-12 Non-GMS LifeGuard Update U00 Release Note Download 278 KB

Software

GO_FULL_UPDATE_11-30-12.00-RN-U00-STD-GSE-04.zip

 Download 1 GB

+

Delta Update (Applicable To 11-27-20.00-RN-U00)

Release Date: 

January 2024

Device Compatibility

This software has been approved for use with the following devices:

Software

GO_DELTA_UPDATE_11-27-20.00-RN-U00-STD_TO_11-30-12.00-RN-U00-STD.zip

 Download 188 MB

  LifeGuard Update 11-27-20.00-RN-U00

+

Full Update

Release Date: 

October 2023

Device Compatibility

This software has been approved for use with the following devices:

Documentation

Android 11 BSP 11-27-20 Non-GMS LifeGuard Update U00 Release Notes Download 263 KB

Software

GO_FULL_UPDATE_11-27-20.00-RN-U00-STD-GSE-04.zip

Full Package Update

 Download 1 GB

+

Delta Update (Applicable To 11-23-29.00-RN-U00)

Release Date: 

October 2023

Device Compatibility

This software has been approved for use with the following devices:

Software

GO_DELTA_UPDATE_11-23-29.00-RN-U00-STD_TO_11-27-20.00-RN-U00-STD.zip

Delta Package Update

 Download 240 MB

  LifeGuard Update 11-23-29.00-RN-U00

+

Full Update

Release Date: 

July 2023

Device Compatibility

This software has been approved for use with the following devices:

Documentation

ET40 & ET45 Android 11 BSP 11-23-29.00 Non-GMS LifeGuard Update 00 Release Notes Download 236 KB

Software

GO_FULL_UPDATE_11-23-29.00-RN-U00-STD-GSE-04.zip

Full Package Update

 Download 1 GB

+

Delta Update (Applicable To 11-19-13.00-RN-U00)

Release Date: 

July 2023

Device Compatibility

This software has been approved for use with the following devices:

Software

GO_DELTA_UPDATE_11-19-13.00-RN-U00-STD_TO_11-23-29.00-RN-U00-STD.zip

Delta Package Update

 Download 166 MB

  LIFEGUARD UPDATE 11-19-13.00-RN-U00

+

Full Update

Release Date: 

April 2023

Device Compatibility

This software has been approved for use with the following devices:

Documentation

ET40 & ET45 Android 11 BSP 11-19-13.00 Non-GMS LifeGuard Update 00 Release Notes Download 225 KB

Software

GO_FULL_UPDATE_11-19-13.00-RN-U00-STD-GSE-04.zip

Full Package Update

 Download 1 GB

+

Delta Update (Applicable To 11-17-20.00-RN-U00)

Release Date: 

March 2023

Device Compatibility

This software has been approved for use with the following devices:

Software

GO_DELTA_UPDATE_11-17-20.00-RN-U00-STD_TO_11-19-13.00-RN-U00-STD.zip

Delta Package Update

 Download 103 MB

  LIFEGUARD UPDATE 11-17-20.00-RN-U00

+

Full Update

Release Date: 

January 2023

Device Compatibility

This software has been approved for use with the following devices:

Documentation

ET40 & ET45 Android 11 BSP 11-17-20 Non-GMS LifeGuard Update 00 Release Notes Download 203 KB

Software

GO_FULL_UPDATE_11-17-20.00-RN-U00-STD-GSE-04.zip

Full Package Update

 Download 1 GB

+

Delta Update (Applicable To 11-14-28.00-RN-U00)

Release Date: 

January 2023

Device Compatibility

This software has been approved for use with the following devices:

Software

GO_DELTA_UPDATE_11-14-28.00-RN-U00-STD_TO_11-17-20.00-RN-U00-STD.zip

Delta Package Update

 Download 199 MB

  LIFEGUARD UPDATE 11-14-28.00-RN-U00

+

Full Update

Release Date: 

October 2022

Device Compatibility

This software has been approved for use with the following devices:

Documentation

ET40 & ET45 Android 11 BSP 11-14-28 Non-GMS LifeGuard Update 00 Release Notes Download 171 KB

Software

GO_FULL_UPDATE_11-14-28.00-RN-U00-STD-GSE-04.zip

Full Package Update

 Download 1 GB

+

Delta Update (Applicable To 11-13-14.00-RN-U00)

Release Date: 

October 2022

Device Compatibility

This software has been approved for use with the following devices:

Software

GO_DELTA_UPDATE_11-13-14.00-RN-U00-STD_TO_11-14-28.00-RN-U00-STD.zip

Delta Package Update

 Download 90 MB

  LIFEGUARD UPDATE 11-13-14.00-RN-U00

+

Full Image

Release Date: 

September 2022

Device Compatibility

This software has been approved for use with the following devices:

Documentation

ET40 & ET45 Android 11 BSP 11.13.14 Non-GMS LifeGuard Update 00 Release Notes Download 169 KB

Software

GO_FULL_UPDATE_11-13-14.00-RN-U00-STD-GSE-04.zip

Full Package Update

 Download 1 GB

+

Delta Update (Applicable To 11-10-31.00-RN-U00)

Release Date: 

September 2022

Device Compatibility

This software has been approved for use with the following devices:

Software

GO_DELTA_UPDATE_11-10-31.00-RN-U00-STD_TO_11-13-14.00-RN-U00-STD.zip

Full Package Update

 Download 150 MB

  LIFEGUARD UPDATE 11-10-31.00-RN-U00

+

Full Image

Release Date: 

July 2022

Device Compatibility

This software has been approved for use with the following devices:

Documentation

ET40 Android 11 BSP 11.10.31 Non-GMS LifeGuard Update 00 Release Notes Download 155 KB

Software

GO_FULL_UPDATE_11-10-31.00-RN-U00-STD-GSE-04.zip

 Download 1 GB