ASUS ZenFone A400CXG Android Drivers Download

ASUS ZenFone A400CXG Android Drivers

USB

ASUS_Android_USB_drivers_for_Windows Download

Utilities

Firmware

ASUS ZenFone (A400CG)(T00I) software Image: V7.4.6 (Android L) for CHT only* Implement:

1) Android security patch for Stagefright
2)Bug fixes and performance improvements

New Feature
1)Allow user to disable several preloaded apps
2)Update several apps including ASUS Browser and Contacts
3)Add ZenCircle
4)Add Photo Collage

Steps of Update:
1.Check software version of your device**
2.Download device software and Update SOP (From “Manual” Item)
3.Only apply to same SKU update, Example: WW->WW, CN->CN, TW->TW.
4.Software update cannot transfer the software SKU and downgrade the software version.
5.Wrong SKU may cause update failure, please update the same SKU version only.

*How to know the device model?
Path: Settings->About-> Model number
Example: ASUS_T00I
**How to know the device software version?
Path: Settings->About-> software information->Build number
***System upgrade may cause part of data missing, please buckup your important data before system upgrading. Download

ASUS ZenFone (A400CG)(T00I) software Image: V7.4.4 (Android L) for WW only* Improvement:

1. Implement Android security patch for Stagefright.
2. Update several apps including ASUS Browser and Contacts.
3. Allow user to disable several preloaded apps.
4. Add ZenCircle.
5. Add Photo Collage.

Steps of Update:
1.Check software version of your device**
2.Download device software and Update SOP (From “Manual” Item)
3.Only apply to same SKU update, Example: WW->WW, CN->CN, TW-
>TW.
4.Software update cannot transfer the software SKU and downgrade
the software version.
5.Wrong SKU may cause update failure, please update the same SKU
version only.

*How to know the device model?
Path: Settings->About-> Model number
Example: ASUS_T00I
**How to know the device software version?
Path: Settings->About-> software information->Build number
***System upgrade may cause part of data missing, please buckup
your important data before system upgrading. Download

ASUS ZenFone (A400CG) downgrade SOP (Downgrade from L to KK), V9.9.9.0 Only for WW SKU* Notice:
1. Only apply to same SKU update, Example: WW->WW, CN->CN, TW->TW.
2. Software update cannot transfer the software SKU and downgrade the software version.
3. Downgrade image will only revert back to latest KK version
4. After OTA downgrade, device will perform factory reset automatically.then reboot automatically to complete upgrade process
5. System upgrade may cause part of data missing, please buckup your important data before system upgrade

Downgrade Step (From L to KK)
1. Download the downgrade tool: UL-ASUS_T00I-WW-9.9.9.0-user.zip
2. Using MTP connecting A400L with PC. (Enable MTP: Setting-->Storage-->press the USB icon on right corner--> Enable MTP)
3. Copy the tool (V9.9.9.0) to the A400CG internal storage.
4. Remove the USB cable, the device will pops up the system upgrade information.
5. After downgraded, device will auto reboot and perform factory reset.
6. After finished, please go to Settings->About-> software information->Build number. The version should be V6.6.3 Download

ASUS ZenFone (A400CG)(T00I) software Image: V7.3.3 (Android L) for WW only* Note1: Please make sure update software version V6.6.3 first before update to software version V7.3.3
Note2: Download the OTA file and put the file to the device root directory directly.
Note3: If you had encrypted phone, please backup image and decrypt phone (reset) before update KK to Android L

Please note! The listed apps below will be removed once the
Android 5.0 Lollipop upgrade is complete.

1. Battery Widget
2. Google Text-To-Speech
3. Movie Studio

Please notice that below new apps will be added in this system upgrade.

1. TripAdvisor
2. Gameloft
3. CleanMaster
4. Zinio
5. ASUS Auto-start Service Manager:
Prevent unwanted apps from automatically starting up and using RAM
Stop services immediately and prevent Android from restarting these apps again
6. ASUS Support
Add Assistance in ASUS Help
Support bug reporting mechanism?
Enable Push notification service
Add unread count badge
Add new item reminders for articles
Support Google Analytics mechanism

Please notice that some feature changes in this system upgrade.
1. Lockscreen: remove standalone wallpaper & weather info
2. Dialer/Contacts: reduce tab count from 5 to 3; remove group tab name/photo
3. InCall screen: remove inCall animation & cover
4. Quick settings/Recent app layout change

Steps of Update:
1.Check software version of your device**
2.Download device software and Update SOP (From “Manual” Item)
3.Only apply to same SKU update, Example: WW->WW, CN->CN, TW->TW.
4.Software update cannot transfer the software SKU and downgrade the software version.
5.Wrong SKU may cause update failure, please update the same SKU version only.

*How to know the device model?
Path: Settings->About-> Model number
Example: ASUS_T00I
**How to know the device software version?
Path: Settings->About-> software information->Build number
***System upgrade may cause part of data missing, please buckup your important data before system upgrading. Download

ASUS ZenFone (A400CG) downgrade SOP (Downgrade from L to KK), V9.9.9.0 Only for CHT SKU* Notice:
1. Only apply to same SKU update, Example: WW->WW, CN->CN, TW->TW.
2. Software update cannot transfer the software SKU and downgrade the software version.
3. Downgrade image will only revert back to latest KK version
4. After OTA downgrade, device will perform factory reset automatically.then reboot automatically to complete upgrade process
5. System upgrade may cause part of data missing, please buckup your important data before system upgrade

Downgrade Step (From L to KK)
1. Download the downgrade tool: UL-ASUS_T00I-TW-9.9.9.0-user.zip
2. Using MTP connecting A400L with PC. (Enable MTP: Setting-->Storage-->press the USB icon on right corner--> Enable MTP)
3. Copy the tool (V9.9.9.0) to the A400CG internal storage.
4. Remove the USB cable, the device will pops up the system upgrade information.
5. After downgraded, device will auto reboot and perform factory reset.
6. After finished, please go to Settings->About-> software information->Build number. The version should be V6.6.3 Download

ASUS ZenFone (A400CG)(T00I) software Image: V7.3.3 (Android L) for CHT only* Note1: Please make sure update software version V6.6.3 first
before update to software version V7.3.3
Note2: Download the OTA file and put the file to the device root directory directly.
Note3: If you had encrypted phone, please backup image and decrypt phone (reset) before update KK to Android L .

Please note! The listed apps below will be removed once the
Android 5.0 Lollipop upgrade is complete.

1. battery Widget
2. Google Text-To-Speech
3. Movie Studio

Please notice that below new apps will be added in this system upgrade.

1. CleanMaster
2. ASUS Auto-start Service Manager:
Prevent unwanted apps from automatically starting up and using RAM
Stop services immediately and prevent Android from restarting these apps again
3. ASUS Support
Add Assistance in ASUS Help
Support bug reporting mechanism?
Enable Push notification service
Add unread count badge
Add new item reminders for articles
Support Google Analytics mechanism

Please notice that some feature changes in this system upgrade.
1.Lockscreen: remove standalone wallpaper & weather info
2. Dialer/Contacts: reduce tab count from 5 to 3; remove group tab name/photo
3. InCall screen: remove inCall animation & cover
4. Quick settings/Recent app layout change

Steps of Update:
1.Check software version of your device**
2.Download device software and Update SOP (From “Manual” Item)
3.Only apply to same SKU update, Example: WW->WW, CN->CN, TW->TW.
4.Software update cannot transfer the software SKU and downgrade the software version.
5.Wrong SKU may cause update failure, please update the same SKU version only.

*How to know the device model?
Path: Settings->About-> Model number
Example: ASUS_T00I
**How to know the device software version?
Path: Settings->About-> software information->Build number
***System upgrade may cause part of data missing, please buckup your important data before system upgrading. Download

ASUS ZenFone (A400CG)(T00I) software Image: V6.6.4 (Android 4.4) for H3G only* Improvement:

1. Improved stability of preload applications

Steps of Update:
1.Check software version of your device**
2.Download device software and Update SOP (From “Manual” Item)
3.Only apply to same SKU update, Example: WW->WW, CN->CN, TW->TW.
4.Software update cannot transfer the software SKU and downgrade the software version.
5.Wrong SKU may cause update failure, please update the same SKU version only.

*How to know the device model?
Path: Settings->About-> Model number
Example: ASUS_T00I
**How to know the device software version?
Path: Settings->About-> software information->Build number
***System upgrade may cause part of data missing, please buckup your important data before system upgrading. Download

ASUS ZenFone (A400CG)(T00I) software Image: V6.6.3 (Android 4.4) for CHT only* Improvement:

1. Improved stability of preload applications

Steps of Update:
1.Check software version of your device**
2.Download device software and Update SOP (From “Manual” Item)
3.Only apply to same SKU update, Example: WW->WW, CN->CN, TW->TW.
4.Software update cannot transfer the software SKU and downgrade the software version.
5.Wrong SKU may cause update failure, please update the same SKU version only.

*How to know the device model?
Path: Settings->About-> Model number
Example: ASUS_T00I
**How to know the device software version?
Path: Settings->About-> software information->Build number
***System upgrade may cause part of data missing, please buckup your important data before system upgrading. Download

ASUS ZenFone (A400CG)(T00I) software Image: V6.6.3 (Android 4.4) for WW
only* Improvement:

1. Fixed application time zone issue for Russia

Steps of Update:
1.Check software version of your device**
2.Download device software and Update SOP (From “Manual” Item)
3.Only apply to same SKU update, Example: WW->WW, CN->CN, TW-
>TW.
4.Software update cannot transfer the software SKU and downgrade
the software version.
5.Wrong SKU may cause update failure, please update the same SKU
version only.

*How to know the device model?
Path: Settings->About-> Model number
Example: ASUS_T00I
**How to know the device software version?
Path: Settings->About-> software information->Build number
***System upgrade may cause part of data missing, please buckup
your important data before system upgrading. Download

ASUS ZenFone (A400CG)(T00I) software Image: V6.5.35 (Android 4.4) for H3G only* Improvement:

1. Improved the accuracy of battery percentage display
2. Improved widget placement under Lock screen

Steps of Update:
1.Check software version of your device**
2.Download device software and Update SOP (From “Manual” Item)
3.Only apply to same SKU update, Example: WW->WW, CN->CN, TW->TW.
4.Software update cannot transfer the software SKU and downgrade the software version.
5.Wrong SKU may cause update failure, please update the same SKU version only.

*How to know the device model?
Path: Settings->About-> Model number
Example: ASUS_T00I
**How to know the device software version?
Path: Settings->About-> software information->Build number
***System upgrade may cause part of data missing, please buckup your important data before system upgrading. Download

ASUS ZenFone (A400CG)(T00I) software Image: V6.5.35 (Android 4.4) for CHT only* Improvement:

1. Improved the accuracy of battery percentage display
2. Improved widget placement under Lock screen

Steps of Update:
1.Check software version of your device**
2.Download device software and Update SOP (From “Manual” Item)
3.Only apply to same SKU update, Example: WW->WW, CN->CN, TW->TW.
4.Software update cannot transfer the software SKU and downgrade the software version.
5.Wrong SKU may cause update failure, please update the same SKU version only.

*How to know the device model?
Path: Settings->About-> Model number
Example: ASUS_T00I
**How to know the device software version?
Path: Settings->About-> software information->Build number
***System upgrade may cause part of data missing, please buckup your important data before system upgrading. Download

ASUS ZenFone (A400CG)(T00I) software Image: V6.5.35 (Android 4.4) for WW only* Improvement:

1. Improved the accuracy of battery percentage display

Steps of Update:
1.Check software version of your device**
2.Download device software and Update SOP (From “Manual” Item)
3.Only apply to same SKU update, Example: WW->WW, CN->CN, TW->TW.
4.Software update cannot transfer the software SKU and downgrade the software version.
5.Wrong SKU may cause update failure, please update the same SKU version only.

*How to know the device model?
Path: Settings->About-> Model number
Example: ASUS_T00I
**How to know the device software version?
Path: Settings->About-> software information->Build number
***System upgrade may cause part of data missing, please buckup your important data before system upgrading. Download

ASUS ZenFone (A400CG)(T00I) software Image: V6.5.31 (Android 4.4) for CHT H3G only* Improvement:

1. System upgrade to KitKat 4.4
2. Add Filter effects for videos
3. Add Do Not Disturb mode
4. Add Explicit Call Transfer function

Steps of Update:
1.Check software version of your device**
2.Download device software and Update SOP (From “Manual” Item)
3.Only apply to same SKU update, Example: WW->WW, CN->CN, TW->TW.
4.Software update cannot transfer the software SKU and downgrade the software version.
5.Wrong SKU may cause update failure, please update the same SKU version only.

*How to know the device model?
Path: Settings->About-> Model number
Example: ASUS_T00I
**How to know the device software version?
Path: Settings->About-> software information->Build number
***System upgrade may cause part of data missing, please buckup your important data before system upgrading. Download

ASUS ZenFone (A400CG)(T00I) software Image: V6.5.32 (Android 4.4) for CHT SKU only* Improvement:

1. Improved stability of Audio Wizard feature

Steps of Update:
1.Check software version of your device**
2.Download device software and Update SOP (From “Manual” Item)
3.Only apply to same SKU update, Example: WW->WW, CN->CN, TW->TW.
4.Software update cannot transfer the software SKU and downgrade the software version.
5.Wrong SKU may cause update failure, please update the same SKU version only.

*How to know the device model?
Path: Settings->About-> Model number
Example: ASUS_T00I
**How to know the device software version?
Path: Settings->About-> software information->Build number
***System upgrade may cause part of data missing, please buckup your important data before system upgrading. Download

ASUS ZenFone (A400CG)(T00I) software Image: V6.5.32 (Android 4.4) for WW SKU only* Improvement:

1. Improved stability of Audio Wizard feature

Steps of Update:
1.Check software version of your device**
2.Download device software and Update SOP (From “Manual” Item)
3.Only apply to same SKU update, Example: WW->WW, CN->CN, TW->TW.
4.Software update cannot transfer the software SKU and downgrade the software version.
5.Wrong SKU may cause update failure, please update the same SKU version only.

*How to know the device model?
Path: Settings->About-> Model number
Example: ASUS_T00I
**How to know the device software version?
Path: Settings->About-> software information->Build number
***System upgrade may cause part of data missing, please buckup your important data before system upgrading. Download

ASUS ZenFone (A400CG)(T00I) software Image: V6.5.30 (Android 4.4) for CHT SKU only* Improvement:

1. Improved stability of Recent App feature

Steps of Update:
1.Check software version of your device**
2.Download device software and Update SOP (From “Manual” Item)
3.Only apply to same SKU update, Example: WW->WW, CN->CN, TW->TW.
4.Software update cannot transfer the software SKU and downgrade the software version.
5.Wrong SKU may cause update failure, please update the same SKU version only.

*How to know the device model?
Path: Settings->About-> Model number
Example: ASUS_T00I
**How to know the device software version?
Path: Settings->About-> software information->Build number
***System upgrade may cause part of data missing, please buckup your important data before system upgrading. Download

ASUS ZenFone (A400CG)(T00I) software Image: V6.5.30 (Android 4.4) for WW SKU only* Improvement:

1. Improved stability of Recent App feature

Steps of Update:
1.Check software version of your device**
2.Download device software and Update SOP (From “Manual” Item)
3.Only apply to same SKU update, Example: WW->WW, CN->CN, TW->TW.
4.Software update cannot transfer the software SKU and downgrade the software version.
5.Wrong SKU may cause update failure, please update the same SKU version only.

*How to know the device model?
Path: Settings->About-> Model number
Example: ASUS_T00I
**How to know the device software version?
Path: Settings->About-> software information->Build number
***System upgrade may cause part of data missing, please buckup your important data before system upgrading. Download

ASUS ZenFone (A400CG)(T00I) software Image: V4.3.11 for WW SKU only* Improvement:
1. Improved voice call quality
2. Improved BT keyboard compatibility
3. Updated APN setting table for more India operators

Steps of Update:
1. Check software version of your device**
2. Download device software and Update SOP (From “Manual” Item)
3. Only apply to same SKU update, Example: WW->WW, CN->CN, TW->TW.
4. Software update cannot transfer the software SKU and downgrade the software version.
5. Wrong SKU may cause update failure, please update the same SKU version only.
*How to know the device model?
Path: Settings->About-> Model number
Example: ASUS_T00I
**How to know the device software version?
Path: Settings->About-> software information->Build number
***System upgrade may cause part of data missing, please buckup your important data before system upgrading. Download

ASUS ZenFone (A400CG)(T00I) software Image: V4.3.10 for WW SKU only* Improvement:
1.Updated Music, SupertNote, File Manager, Do It Later, Share Link, Party Link and Gallery applications with bug fixes and performance improvements.

Steps of Update:
1. Check software version of your device**
2. Download device software and Update SOP (From “Manual” Item)
3. Only apply to same SKU update, Example: WW->WW, CN->CN, TW->TW.
4. Software update cannot transfer the software SKU and downgrade the software version.
5. Wrong SKU may cause update failure, please update the same SKU version only.
*How to know the device model?
Path: Settings->About-> Model number
Example: ASUS_T00I
**How to know the device software version?
Path: Settings->About-> software information->Build number
***System upgrade may cause part of data missing, please buckup your important data before system upgrading. Download

ASUS ZenFone (A400CG)(T00I) software Image: V4.3.10 for CHT SKU only* Improvement:
1.Updated Music, SupertNote, File Manager, Do It Later, Share Link, Party Link and Gallery applications with bug fixes and performance improvements.

Steps of Update:
1. Check software version of your device**
2. Download device software and Update SOP (From “Manual” Item)
3. Only apply to same SKU update, Example: WW->WW, CN->CN, TW->TW.
4. Software update cannot transfer the software SKU and downgrade the software version.
5. Wrong SKU may cause update failure, please update the same SKU version only.
*How to know the device model?
Path: Settings->About-> Model number
Example: ASUS_T00I
**How to know the device software version?
Path: Settings->About-> software information->Build number
***System upgrade may cause part of data missing, please buckup your important data before system upgrading. Download

ASUS ZenFone (A400CG)(T00I) software Image: V4.3.6 for WW SKU only* Steps of Update:
1. Check software version of your device**
2. Download device software and Update SOP (From “Manual” Item)
3. Only apply to same SKU update, Example: WW->WW, CN->CN, TW->TW.
4. Software update cannot transfer the software SKU and downgrade the software version.
5. Wrong SKU may cause update failure, please update the same SKU version only.
*How to know the device model?
Path: Settings->About-> Model number
Example: ASUS_T00I
**How to know the device software version?
Path: Settings->About-> software information->Build number
***System upgrade may cause part of data missing, please buckup your important data before system upgrading. Download

ASUS ZenFone (A400CG) software Image: V4.3.5 for H3G SKU only* Improvement:
Fixed Facebook V11 compatibility issue

Steps of Update:
1. Check software version of your device**
2. Download device software and Update SOP (From “Manual” Item)
3. Only apply to same SKU update, Example: WW->WW, CN->CN, TW->TW.
4. Software update cannot transfer the software SKU and downgrade the software version.
5. Wrong SKU may cause update failure, please update the same SKU version only.
*How to know the device model?
Path: Settings->About-> Model number
Example: ASUS_T00I
**How to know the device software version?
Path: Settings->About-> software information->Build number
***System upgrade may cause part of data missing, please buckup your important data before system upgrading. Download

ASUS ZenFone (A400CG)(T00I) software Image: V4.3.5 for WW SKU only* Improvement:
Fixed Facebook V11 compatibility issue

Steps of Update:
1. Check software version of your device**
2. Download device software and Update SOP (From “Manual” Item)
3. Only apply to same SKU update, Example: WW->WW, CN->CN, TW->TW.
4. Software update cannot transfer the software SKU and downgrade the software version.
5. Wrong SKU may cause update failure, please update the same SKU version only.
*How to know the device model?
Path: Settings->About-> Model number
Example: ASUS_T00I
**How to know the device software version?
Path: Settings->About-> software information->Build number
***System upgrade may cause part of data missing, please buckup your important data before system upgrading. Download

ASUS ZenFone (A400CG)(T00I) software Image: V4.3.5 for CHT SKU only* Improvement:
Fixed Facebook V11 compatibility issue

Steps of Update:
1. Check software version of your device**
2. Download device software and Update SOP (From “Manual” Item)
3. Only apply to same SKU update, Example: WW->WW, CN->CN, TW->TW.
4. Software update cannot transfer the software SKU and downgrade the software version.
5. Wrong SKU may cause update failure, please update the same SKU version only.
*How to know the device model?
Path: Settings->About-> Model number
Example: ASUS_T00I
**How to know the device software version?
Path: Settings->About-> software information->Build number
***System upgrade may cause part of data missing, please buckup your important data before system upgrading. Download

ASUS ZenFone (A400CG)(T00I) software Image: V4.3.2 for CHT SKU only* Improvement:
1. Application memory usage optimization
2. Improve the overall stability of Music App
3. Emergency call layout improvement
4. Add Task Manager widget
5. Add landscape mode in recent app
6. Improve the stability of Share Link

Steps of Update:
1. Check software version of your device**
2. Download device software and Update SOP (From “Manual” Item)
3. Only apply to same SKU update, Example: WW->WW, CN->CN, TW->TW.
4. Software update cannot transfer the software SKU and downgrade the software version.
5. Wrong SKU may cause update failure, please update the same SKU version only.
*How to know the device model?
Path: Settings->About-> Model number
Example: ASUS_T00I
**How to know the device software version?
Path: Settings->About-> software information->Build number
***System upgrade may cause part of data missing, please buckup your important data before system upgrading. Download

ASUS ZenFone (A400CG)(T00I) software Image: V4.3.2 for WW SKU only* Improvement:
1. Application memory usage optimization
2. Improve the overall stability of Music App
3. Emergency call layout improvement
4. Add Task Manager widget
5. Add landscape mode in recent app
6. Improve the stability of Share Link

Steps of Update:
1. Check software version of your device**
2. Download device software and Update SOP (From “Manual” Item)
3. Only apply to same SKU update, Example: WW->WW, CN->CN, TW->TW.
4. Software update cannot transfer the software SKU and downgrade the software version.
5. Wrong SKU may cause update failure, please update the same SKU version only.
*How to know the device model?
Path: Settings->About-> Model number
Example: ASUS_T00I
**How to know the device software version?
Path: Settings->About-> software information->Build number
***System upgrade may cause part of data missing, please buckup your important data before system upgrading. Download

ASUS ZenFone (A400CG)(T00I) software Image: V4.2.0 for WW SKU only* Improvement:
1. Memory optimization for 1GB RAM

Steps of Update:
1. Check software version of your device**
2. Download device software and Update SOP (From “Manual” Item)
3. Only apply to same SKU update, Example: WW->WW, CN->CN, TW->TW.
4. Software update cannot transfer the software SKU and downgrade the software version.
5. Wrong SKU may cause update failure, please update the same SKU version only.
*How to know the device model?
Path: Settings->About-> Model number
Example: ASUS_T00I
**How to know the device software version?
Path: Settings->About-> software information->Build number
Example: ASUS_T00I_WW_User_20140319_4.3.2.195205release-keys Download

ASUS ZenFone (A400CG)(T00I) software Image: V4.1.0 for WW SKU only* Improvement:
1. Splendid – Vivid mode default setting changed to OFF
2. ASUS Music App update to version 1.0.0.20140421, with stability improvement

Steps of Update:
1. Check software version of your device**
2. Download device software and Update SOP (From “Manual” Item)
3. Only apply to same SKU update, Example: WW->WW, CN->CN, TW->TW.
4. Software update cannot transfer the software SKU and downgrade the software version.
5. Wrong SKU may cause update failure, please update the same SKU version only.
*How to know the device model?
Path: Settings->About-> Model number
Example: ASUS_T00I
**How to know the device software version?
Path: Settings->About-> software information->Build number
Example: ASUS_T00I_WW_User_20140319_4.3.2.195205release-keys Download

ASUS ZenFone (A400CG)(T00I) software Image: V4.0.3 for WW SKU only* Improvement:
1. Improved modem connectivity and stability

Steps of Update:
1. Check software version of your device**
2. Download device software and Update SOP (From “Manual” Item)
3. Only apply to same SKU update, Example: WW->WW, CN->CN, TW->TW.
4. Software update cannot transfer the software SKU and downgrade the software version.
5. Wrong SKU may cause update failure, please update the same SKU version only.
*How to know the device model?
Path: Settings->About-> Model number
Example: ASUS_T00I
**How to know the device software version?
Path: Settings->About-> software information->Build number
Example: ASUS_T00I_WW_User_20140319_4.3.2.195205release-keys Download

Source Code

ASUS ZenFone (A400CG) Kernel source file for Android OS Download