[Teclast X98 Air 3G] mirek190:
mirek190_rom_v7.0 - android Lollipop

Teclast AIR X98 3G ( all variants ) and AIR 2 , 3 ​

Camera works on air 3g ( c5j5, c5j6 , c5j8, c8j6 ), air 2, 3 ( hg9n, hg9m )

* ability to flash only system ( data and partitions are not touched ) or full flash.

* system partition 1 GB instead of 1.5 GB -default but you can change it.

* cache 100 MB instead of 1024 MB - is completely enough I tested but you can change it.

* data partition 27 GB instead of 25 GB ( 32 GB variant ) - I added other partition tables for data like 1 , 2, 3, 4, 5 ,6 ,7 ,8 ,9 , 10,15,20,30,40 GB , only android , only windows or default.

* fully rooted

* removed all Chinese programs

* based on newest v2 and v3 stock roms

* busy box

* init.d

* zip alignment

* deodexed

* changed navigation buttons to looks better

* resized navigation bar - smaller

* bold fonts on system bar - fonts looks better

* lower min brightens and default brightness

* changes in Build.prop for performance, etc

* optimizations in Framework

* added (updated). Google services, Google play,

* YouTube included

* Voice search included

* ad-block ( need root )

* new MxPlayer with codecs that are able to run everything.

* resolution changer ( need root )

* ViPER4Android FX - need root now sound is really good and noisy [emoji14]

* default adb and developer options are on after flash

* Apex launcher

* GPU-fix -you can under-clock ( stock 580 MHz ) to prevent freezes - you can easily change it in ( /system/etc/init.d/gpu-fix )

* read and write fix for memory card

* no more trolling messages

* optimizations for :

internet speed tweaks

GSM/3g tweaks ( for 3g air only )

WiFi tweaks

vm management tweaks

kernel tweaks

tweaks in kernel ram-disk

battery tweaks

optimizations, tweaks for ETX4 partitions

governor and I/O tweaks

tweaks for memory ( RAM ) and lowmemorykiller - multitasking works nice !

and more I don't remember

* viper4aqndroid is preconfigured and works ! - thanks for help tecknight

* disabled many loggers in system for performance and battery save

* If you have bios 2.02 possible boot to windows straight via designated app and boot menu

* new tool for flashing v2.1 - FLASH_tool_Teclast_x98_air3g_and_air_2-(v2.1).bat

* repaired flickering in some apps

* added multi account

* new default wallpaper ;)

* and more I don't remember

----------------------------------------------------------------- v4.1 ------------------------------------------------------------

* Fixed freezes !

* flash tool updated to v2.2

----------------------------------------------------------------- v5.0 ------------------------------------------------------------

- 2 variants rom - normal and ultra-slim

- fully ultra smooth UI now ;) ( changes in scheduler and system buffers )

- fixed black screen while booting

- fixed flickering the screen on lowest black-light

- rebuild all system apps with SSE4.1 and x86 optimizations

- fixed the biggest memory leak in android 5.0 ( you don't need Xposed to path it anymore )

- fixed smaller leak in boot-animation

- fixed wallpaper scrolling after flash rom

- fixed default homepage in browser ( now is Google not strange teclast homepage ... )

- increased notification, alarm, ring-tones volume 4x times - very loud - be careful

- fixed viper4android volume - the volume steps are even now

- fixed audio in earphones with viper4android - no distortions anymore

- added audio engine XHiFi for earphones

- default flickering fix for some apps is off because it decrease ultra smooth UI - to turn on go to /system/etc/init.d/02fixoverlays.txt and change name to 02fixoverlays ( remove .txt from the end )

- Xposed and gravity-box installed

- possibility to change navigation bar to 3 buttons 5 buttons and 7 buttons ( default 3 buttons ) - if you want change it just replace SystemUi.apk in /system/priv-app/SystemUi/

- under-clock GPU to 580 - more stable , less heat, save battery

- fixed movement navigation buttons while changing resolution ( resolution changer )

- fixed some crashes after installation apps from Google play

----------------------------------------------------------------- v6.0 ------------------------------------------------------------

- google core apps ( weren't complete and I also updated them )

- updated xpossed to v75

- fixed audio distortion in ringtones, alarms , notifications

- completely a new network configuration for WiFi and hspda - should works faster and quicker ( at least works for me :) )

- added some improvements for the File system ( like no merges, rq affinity, etc )

- cache for external memory card increased to 4096 KB

- other minor things I don't remember

- modded my flash tool to works with droid-boot 4.4 and 5.0

-------------- v6.1 ------------------​

- updated flash tool to v2.7 - possible fixed battery inaccurate problem

- scripts for flashing updated as well - possible fixed battery inaccurate problem

- added to rom archive MFT and Drivers

----------------------------------------------------------------- v7.0 ------------------------------------------------------------

- solved problem with dissapiring windows icon in boot menu ( for who was installing Windows from iso image ) after flash android

- removed MFT - not needed anymore !

- changed DPI to 300 - UI is slightly smaller - apps looks better ( more compatibility ? )

- scheduler improved drastically to save battery in normal use or playing games - 30 - 50 %

- I/O - changed to deadline - increased performance read/write 1st plan app to almost real time

- FS - reduced bottleneck by increasing access IO queries, accessing to data ...etc

- VM - changed wrire back , centimes, vfs cache, etc to save battery and increase performance

- Flash tool updated to v3 - WORKS NOW FROM DvX !

- Flash tool - added reparation feature

- Flash tool - added option to make a copy of your current bios

- Flash tool add possibility to change BIOS to - v1.03, v1.05 , v1.07, v2.02 , v2.05

3 buttons navigation bar​

[IMG="3 buttons"]http://s24.postimg.org/jhl9evi0l/3_buttons.jpg[/IMG]

5 buttons navigation bar​

[IMG="5 buttons"]http://s8.postimg.org/6gkknkyxx/5_buttons.jpg[/IMG]

7 buttons navigation bar​

[IMG="7 buttons"]http://s24.postimg.org/ufwix26lx/7_buttons.jpg[/IMG]

air3g​

[IMG="air3g-1"]http://s24.postimg.org/7wfokwlx1/air3g_1.png[/IMG]

air3g - ultra slim​

[IMG="air3g-slim"]http://s24.postimg.org/edyl4ewad/air3g_ultra_light_1.png[/IMG]

air2​

[IMG="air2"]http://s24.postimg.org/xdy34i3n9/air2_1.png[/IMG]

air2 - ultra slim​

[IMG="air2-slim"]http://s24.postimg.org/fzduw86id/air2_ultra_light_1.png[/IMG]

IMPORTANT​

I recommend wipe data but not necessarily

I created xml file called flash-system_only_WIPE_DATA.xml - for MFT or you can use my FLASH tool that is included to the rom !

FLASHING PROCEDURE ​

- lnstall included 2 drivers ( If you didn't install earlier ) .

- Run device in DnX mode ( power + vol -+ on switched off device) .

- plug device via USB and just run .bat file --> my FLASH_tool

default flickering fix for some apps is off because it decrease ultra smooth UI - to turn on go to /system/etc/init.d/02fixoverlays.txt and change name to 02fixoverlays ( remove .txt from the end )

------------------------------- ROM -------------------------------​

Android 5.0 v7.0 - AIR 3G ( all variants ) and AIR 2 and also add-ons - Google drive

https://drive.google.com/open?id=0B...V5b3luNXBjZlcwUzZTUHlIaGtBalJOWHBaZEdMcTYtUTA

Android 5.0 v7.0 - AIR 3G ( all variants ) and AIR 2 and also add-ons - Mega

https://mega.co.nz/#F!U0QEla6L!bwmNtVsg8sOlK5kgi0t5qA

Alternative kernels - if touch not respond in 5.0

https://drive.google.com/file/d/0B8BF9-TGlz-FVGthZ3QxRC13S2c/view?usp=drive_web

I want to thank also for any donations you are giving me from time to time !!!

- ENJOY - ​