How to manually update lollipop?

***Admins Update***
Lollipop 5.0 official updating procedure
THIS WON'T VOID YOUR WARRANTY
****READ THIS WHOLE POST BEFORE ASKING*****

ASUS ZenFone 5 (T00F / T00J) both version can use this u dont need to rename it.
Lollipop Software Version: V3.23.40.52 WW version only use *
Note 1: make sure device has been updated to software version V2.22.40.53 or .54 first and then carry out this edition V3.23.40.52 Lollipop Update
Note 2: If you do not receive firmware updates then you can download from the official website V2.22.40.53 or .54 full kitkat rom from asus support site.
Note 3: downloaded from the official website of the firmware can be directly V2.22.40.53 or .54 file into the root directory of the phone, without having to decompress
Note 4: From the official website to download the firmware V3.23.50.52 please move the zip file into the root directory of the phone /sdcard/ after that restart the phone u get notification that one update is detected then u click continue u get lollipop update simple it take 15-30 min to upgrade
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* OS upgrade to Android L * Please note! This version of Android 5.0 Lollipop part because they do not support ASUS preloaded software, the preloaded software will be removed after the Android 5.0 Lollipop upgrade is complete.
This update and the installation will take some time. 
1. Battery gadget 
2. PhotoFrame gadget 
3. Remove Google Text-To-Speech 
4. movie studio 
5. Cloud Print 
6. CMClient 
7. magic smoke Wallpapers * Please note that this upgrade version, and contains a number of function changes and new app, the relevant projects are as follows.
**** IMPORTANT *****
Lollipop * No longer support NTFS format external SD card, it has to be formatted in fat23 (if in ntfs) Please remember to backup your SD card data before upgrade to Android L with following steps:
1. Connect your ZenFone and computer with USB cable
2. Enter your ZenFone storage via computer
3. Select all data and copy it. Paste all your SD card data to your computer
1. SuperNote: link instead install 2. AsusWebstorage read Quick Installation 3. Remote Link Quick installation instead removed 4. Lock screen wallpaper setting function and removing Weather Information (This change applies only to 1GB RAM machine) 5. Quick Start Program and recently used program interface design updates (This change applies only to 1GB RAM machine) 6. Remove favorite contacts and blocked two Tab; remove the group photo and the name of the preview; removing dial Prospects Services (This change applies only to 1GB RAM machine) 7. Answering phone calls to remove the page animation and call background (This change applies only to 1GB RAM machine) 8. Fixed archivist change folder name caused some file is missing Problems 9. increase KKBOX (Quick Installation) (TW only) 10. Dr. eye increased promotion Edition (Quick Installation) (TW only) 11. increase Zinio (Quick Installation) 12. Increase Steeped eBook (Quick Installation) ( TW only) 13. portable e book increase (Quick Installation) (TW only) 14. increase ASUS Game Center (Quick Installation) (TW only) Featured Games: fever acclaimed professional team selection games Latest Events: The most immediate and games Goodies Member Integration: ASUS Member Account can sign in and support to Facebook or Google+ account login VIP service: 24-hour customer service without interruption prepaid History: Discover downloaded from the ASUS Game Center game later record * Please note that this upgrade version Contact Person gadget will cause the following problems 1. Before upgrading, add contacts gadgets 4 * 1 to the desktop, after the upgrade, contact the gadget has been shown as Loading solution: the old contacts gadget remove and re-pull a new contact gadget to your desktop 2. After the upgrade, 4 * 3 contacts gadget contact person will disappear Solution: rejoining contact to contact the gadget * no longer NTFS format support SD card, be sure to upgrade the following steps Android L Bizen points Your Information: 1. Use the USB cable connecting your ZenFone with computer 2. Go ZenFone storage space on your computer 3. Select ZenFone storage space and copy all the files attached to a computer to back up more information please contact the following link: TW: HTTP: //www.asus.com/zentalk/tw/ReleaseNotes WW: HTTP: //www.asus.com/zentalk/ReleaseNotes CN : http: //zentalk.asus.com.cn/ReleaseNotes Update steps: 1. Check the device uses version ** 2. Download device software and update procedures manual (from "manual" column) 3. only in the same version update, such as:. WW> WW, CN> CN, TW> TW 4. Software Update can not be converted into other versions with lower version. 5. The wrong version will cause the update fails, use the same version Update ? * How do I know the model unit Path: Settings -> About -> Type ** How do I know the software version of the device? Path: Settings -> About -> Software Information -> Version number *** system upgrades may cause some of the information lost, it is recommended to properly back up important data before upgrading
Here is the link to download
http://dlcdnet.asus.com/pub/ASUS/ZenFone/UL-ASUS_T00F-WW-3.23.40.52-user.zip

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