[ Official ] ASUS ZenFone Zoom (ZX551ML) Stock Rom

Stock Rom

http://cdn2.gsmarena.com/vv/pics/asus/asus-zenfone-zoom-zx551ml-2.jpg

ASUS ZenFone Zoom (ZX551ML) Stock Rom

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_Z00A Or can see at battery
**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.

How to Unbrick ASUS ZenFone Zoom (ZX551ML) —-> READ HERE

Firmware

Version WW_V2.26.40.19

Description

update 2016/02/19

ASUS ZenFone Zoom (ZX551ML) Software Image Version: WW_V2.26.40.19 For WW SKU only*
Improve Items:
1.Update security string to 2016-02-01
2.Update phone APN version to 135.
3.Fine tune Camera recording gain.
4.Change the way to mount audio parameter from build time to run time.
5.Fix some headset can not route to BT headset.
6.Fix wpa_supplicant crashed due to missing certificate
7.WA for get 0 BSS from schedule scan
8.Fix fail to connect to Luxgen playto
9.Add longer time for SPI TIMEOUT.
10.Shorten the timeout for SPI.
11.Change the OV5670 sensor setting.
12.Show caller’s name with incoming call
13.Fixing of AE incorrect exposure when locking 3A and high adjusted EV occasionally
14.Improvement of Auto White Balance
15.Improvement of Auto Focus accuracy
16.Optimization image quality
17.Several bugs fixes
18.Several Apps update
19.Fix JP translation issue

 

File Size 1.07 GBytes
DOWNLOAD HERE

 

Version JP_V2.26.40.21

Description

update 2016/02/19

ASUS ZenFone Zoom (ZX551ML) Software Image Version: JP_V2.26.40.21 For JP SKU only*
Improve Items:
1.Update security string to 2016-02-01
2.Update phone APN version to 135.
3.Fine tune Camera recording gain.
4.Change the way to mount audio parameter from build time to run time.
5.Fix some headset can not route to BT headset.
6.Fix wpa_supplicant crashed due to missing certificate
7.WA for get 0 BSS from schedule scan
8.Fix fail to connect to Luxgen playto
9.Add longer time for SPI TIMEOUT.
10.Shorten the timeout for SPI.
11.Change the OV5670 sensor setting.
12.Show caller’s name with incoming call
13.Fixing of AE incorrect exposure when locking 3A and high adjusted EV occasionally
14.Improvement of Auto White Balance
15.Improvement of Auto Focus accuracy
16.Optimization image quality
17.Several bugs fixes
18.Several Apps update
19.Fix JP translation issue

 

File Size 1.08 GBytes
DOWNLOAD HERE

Version JP_V2.25.40.36

Description

update 2016/01/27

ASUS ZenFone Zoom (ZX551ML) Software Image Version: JP_V2.25.40.36 For JP SKU only*
Improve Items:
1.Optimization of Auto Exposure when fixed ISO
2.Optimization auto focus accuracy
3.Optimization image quality
4.Improvement of Camera Stability
5.Do not check usb-online-node for accessory mode.
6.Update phone APN version to 133.
7.Do not mute hf_ref/sidetone point when MuteMic is true.
8.Fixing of Flash capturing problem in Low Light mode occasionally
9.Fixing of Digital Zoom Flash problem
10.Improvement of Auto Focus accuracy
11.Update phone APN version to 134.
12.Pass torch mode to ISP when digital zoom using super-resolution
13.Enable Pano Sphere mode
14.Bug fixes and performance improvements
15.Improve camera quality and performance
16.Added new function to camera app

 

File Size 1.07 GBytes
DOWNLOAD HERE

Version WW_V2.25.40.36

Description

update 2016/01/25

ASUS ZenFone Zoom (ZX551ML) Software Image Version: WW_V2.25.40.36 For WW SKU only*
Improve Items:
1.Optimization of Auto Exposure when fixed ISO
2.Optimization auto focus accuracy
3.Optimization image quality
4.Improvement of Camera Stability
5.Do not check usb-online-node for accessory mode.
6.Update phone APN version to 133.
7.Do not mute hf_ref/sidetone point when MuteMic is true.
8.Fixing of Flash capturing problem in Low Light mode occasionally
9.Fixing of Digital Zoom Flash problem
10.Improvement of Auto Focus accuracy
11.Update phone APN version to 134.
12.Pass torch mode to ISP when digital zoom using super-resolution
13.Enable Pano Sphere mode
14.Bug fixes and performance improvements
15.Improve camera quality and performance
16.Added new function to camera app

 

File Size 1.06 GBytes
from DOWNLOAD HERE

Version WW_V2.24.40.42

Description

update 2016/01/15

ASUS ZenFone Zoom (ZX551ML) Software Image Version: WW_V2.24.40.42 For WW SKU only*
Improve Items:
1.Optimize OIS capture performance
2.Optimize AWB in artificial light
3.Optimize image quality outdoor
4.Update Houdini V5.0.7a
5.Set front camera preview to 20fps.
6.Fixed the EXIF in exposure time when value is very small.
7.Fixed the continuous shot close hang when flush preview buffer during handle postview.
8.Fix battery gauge read accuracy
9.Fix wifi sharing failure when using some mobile network
10.Fixed unable to send SMS under LTE
11.Fixed browsing slowing issue
12.Added more item for ISO and shutter speed
13.Fix Layout apk front camera ISO issue
14.Support 1/16,000 exposure time and ISO3200 in manual mode
15.Optimize auto focus accuracy
16.Optimize image quality
17.Fix JP version not applying audio parameter.
18.Fixed occational AE bug with high ISO
19.Optimization image quality in low light and back light environment
20.Bug fixes and performance improvements
21.Improve camera quality and performance
22.Added new function to camera app

 

File Size 1.06 GBytes
DOWNLOAD HERE

Version CN_V2.24.40.29

Description

update 2015/12/15

ASUS ZenFone Zoom (ZX551ML) Software Image Version: CN_V2.24.40.29 For CN SKU only*
Improve Items:
1.Improved OIS Quality
2.Optimize AWB in artificial light
3.Optimize image quality in outdoor
4.Fix to invalid STK message in Thailand
5.Fix to operator name bar shows emergency call only in France
6.Correctly show GT operator name
7.Fix occasional crash when setting prefer RAT in Japan
8.Improved Houdini 5.0.7a app compatibility
9.Fixed the EXIF exposure time when value is very small.
10.Fixed the continuous shot close hang when flush preview buffer during handle postview.
11.Fixed hotspot not sharing wifi when using mobile network
12.Fixed unable to send SMS under LTE
13.Let app HAL take picture with not supported size.(m10mo only)
14.Bug fixes and performance improvements
15.Enhenced mobile communication and internet quality
16.Improve camera and OIS quality

 

File Size 1015.26 MBytes
DOWNLOAD HERE

Version WW_V2.23.40.38

Description

update 2015/12/02

ASUS ZenFone Zoom (ZX551ML) Software Image Version: WW_V2.23.40.38 For WW SKU only*

Improve Items:
1.Optimize Auto, LowLight, HDR, Long Exposure mode image quality
2.Optimize image quality of outdoor
3.Optimize exposure control during zoom in/out
4.Optimize OIS recording performance
5.Fix LINE Camera issue
6.Fix auto exposure is too dark in some environment.
7.Optimize Auto Focus stability
8.Fixed the charger cuurrent issue for apple mode adaptor
9.Fixed can  not show 4G+ icon
10.Add Share Link App. Seamlessly transfer files to Android device, PC, or vice-versa under the same network.
11.New default wallpaper
12.New shutter sound
13.Bug fixes and performance improvements
14.Improve system stability
15.Improve camera quality and camera app stability

 

File Size 1.02 GBytes
DOWNLOAD HERE
Kernel Code source

Version V2.26.40

Description ZenFone Zoom (ZX551ML) Kernel Code (V2.26.40)
File Size 123.12 MBytesupdate 2016/02/19
Download from Global

Version V.25.40

Description ZenFone Zoom (ZX551ML) Kernel Code (MR2.1 V2.25.40)
File Size 118.67 MBytesupdate 2016/01/22
Download from Global

Version V2.24.40.42

Description ZenFone Zoom (ZX551ML) Kernel Code (V2.24.40.42)
File Size 118.66 MBytes, update 2016/01/15
Download from Global

Version V2.24.40

Description ZenFone Zoom (ZX551ML) Kernel Code (V2.24.40)
File Size 118.67 MBytes, update 2015/12/15
Download from Global

Version V2.23.40

Description ZenFone Zoom (ZX551ML) Kernel Code (V2.23.40)
File Size 118.66 MBytes, update 2015/12/02
Download from Global
ASUS USB Driver

Version V2.0

Description ASUS_Android_USB_drivers_for_Windows
File Size 8.3 MB
Download from Global
Unlock boot loader

Version V1.0

Description Unlock Device App : Unlock boot loader
Notice:
1. Update your software image to V1.16.40.763 or latest version
2. Before you download, install, and use the Unlock Device App you acknowledge and assume complete risk to the quality and performance of this App, including but not limited to the following: once you activate the App you will not be able to recover your ASUS product (“Original Product”) back to original locked conditions; the Original Product with the activated App will not be deemed the Original Product; the Revised Product will no longer be covered under the warranty of the Original Product; the software of Revised Product will no longer be deemed the software of the Original Product and can no longer receive ASUS software updates; your purchased digital content may also be affected.
You also acknowledge ASUS does not guarantee service satisfaction to any Revised Product, including events involving paid service requested by you to be performed to the Revised Product.
Furthermore, such repaired Revised Product will not be covered under the warranty of the Original Product; the software of the repaired Revised Product will not be deemed the software of the Original Product and will not receive ASUS software updates.
It is strongly advised that you avoid activating this App unless you fully understand and accept the risks that may arise.
File Size 453.62 KB
Download from Global
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