[Xperia Tablet Z Android Development] ryany67:
UPDATE to 4.4.2 CE1 10.5.A.0.230 + ROOT +DEODEX/ReODEX (both zip's with fixed Settings)

If you are on rooted Tablet Z SGP321 / SO-03e, you can update to this latest version following the guide, just download 4.4 update and start with point 10. :)

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Requirements:

1. Flashtool 0.9.15+ (download)

2. XZDualRecovery 2.7.123 or newer.

3.1. Back to 4.1.2 and Rooting or

3.2. Rooted Android 4.3 10.4.B.0.569 or newer

4.1 Tablet Z LTE SGP321 or

4.2 Tablet Z DoCoMo So-03e with rooted SGP321 4.3 ROM*** (LINK)
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How to update:

1. if you're in non-rooted 4.3, rooted 4.2, etc., flash SGP321 4.1.2 FTF using FlashTool and root

4.1.2 Firmware

FlashTool Guide + download

Root 4.1.2 + Guide​

2. Select Debugging on from the Settings Menu

3. Select Unknown Sources under Security Menu in Settings

4. Download 4.4 .zip and stripped.ftf:

Google Drive:

ZIP File

FTF File

MegaUp (thanks pisti7204)

FTF File

ZIP File

Uploaded

ZIP File

FTF File

BitShare:

ZIP File

FTF File​

5. Put 'SGP321_4.4.flashable.zip' on (the external) SDcard1;

6. Put 'SGP321_4.4.ftf' inside the Flashtool/firmwares folder;

7. Download XZDualRecovery (latest Version is TabZ-lockeddualrecovery2.7.123.beta.installer.zip), and unzip

http://nut.xperia-files.com/​

8. connect your tablet and install the XZ Dualrecovery folder Install.bat file

9. Select the Option as SuperUser (2), it will copy all the stuffs and reboot and start in Philz Recovery.

For clean 4.4 installation with root click "Clean to Install a New ROM" in Wipe Data/Factory Reset

10. Flash 'SGP321_4.4.flashable.zip' in Philz,

11.. do not reboot but go back to the main menu, then go to Power->Power off

12. Flash everything in 'SGP321_4.4.stripped.ftff';

Only for DoCoMo So-03e Users - you have to checking Exclude Partition!​

13. Reboot to system without clearing (dalvik-/)cache.

14. connect your tablet and once again install the newest XZDualRecovery, Tablet will reboot into Recovery, now just click 'system reboot' :)

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ODEX or DEODEX:

Odexed Rom = +fast +more battery life +better stability +less ram utilization -difficult_customization/themes

Deodexed Rom = +customization -less battery life -less stability -worse ram manager -slow​

How to Deodex:

First you have to update your Tablet with 4.4 Rom and then can you deodex your Xperia!

1. Download 4.4_SGP321_Deodex.zip (this zip file is without laggy settings :))

Google Drive: Deodexed Zip​

MIRROR: Mega: Deodexed Zip (thx pisti7204)​

2. Put this Zip File on SdCard0.

3. Reboot into Recovery.

4. Flash and reboot :)

(if screenlock doesnt work, just do something in tablet and reboot tablet 3-4 times)
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If works hit "thanks" button :)

How to Re-Odex / fix Settings on Stock Odex:

1. just flash Zip with recovery:

https://drive.google.com/file/d/0BykPNXFw8I4geWxtbmhnazZERW8/edit?usp=sharing

Mirror by pisti7204: https://mega.co.nz/#!EdNQFbhQ!k-fPxZBHKKvSRH4m9nszWiIH6W4aP-DPCk_I1VvAUvE​

!!! Create a backup of your TabZ in CWM or TWRP and don't forget to backup the contents of 'SDCard0';!!!

!!! Please read the instructions clearly and flash.!!!

!!! Its your Tablet and I will not responsible for any brick/failures on your Device.!!!​