*EDIT* UPDATED JANUARY 2016, =ROOT & XPOSED= work on all dual sim variants!
xxx NO ROOT FOR MM - ANDROID MARSHMALLOW WORKING YET! READ THIS THREAD! xxx
Thank you to all contributors. We topped 200 PAGES! I'll continue to update this OP to link users to various parts of this thread for other users/XDA browsers to quickly find relevant information.
H818P / H818N IS ROOTED!
It works and it's pretty safe...jsut follow the steps and READ everything!
http://forum.xda-developers.com/showpost.php?p=62075670&postcount=381
Also available there are STOCK IMAGES on various softwares 10c, 10d, 10e (etc) PRE-ROOTED and ready to flash using those instructions.
Have ROOT? Here's how to DELETE and EDIT the UI sounds on G4:
http://forum.xda-developers.com/showpost.php?p=62089780&postcount=418
Here's a guide to installing Xposed framework (No unlocked bootloader or custom recovery is needed, just root!)
http://forum.xda-developers.com/showpost.php?p=62397758&postcount=606
AT TIME OF THIS POST UPDATE - NEITHER H818P nor H818N SUPPORT **SIMULTANEOUS** 3G/4G CONNECTIONS ON BOTH SIMS AT THE SAME TIME. ONE SIM ONLY! Keep reading below.
CONFIRMED:* H818P Does not work on Band 28 (700Mhz)... only Band 17. This has been confirmed by LG UAE. See my post here: http://forum.xda-developers.com/showpost.php?p=62204877&postcount=533
* May 2015: LG announce at least two G4 *DUAL SIM* phones to be released with their latest flagship single-sim model to be released simultaneously (or within 1 month) after most market single-SIM release dates. The 2 most common models areH818P (Ukraine, Thailand, Malaysia, Indonesia, UAE)] and the H818N (Hong Kong, China)
* (CONFIRMED) H818P model supports 3G/4G data connection on SIM1...It is ALSO supported on SIM2 (provided SIM 1 is set to 'GSM only' (or vice versa). It can be a bit tricky for some to get it working, here's how to do it: http://forum.xda-developers.com/showpost.php?p=61621397&postcount=165 You can also see the functionality for BOTH sims from a user screenshots HERE: http://forum.xda-developers.com/showpost.php?p=61115881&postcount=49
* (CONFIRMED) H818N model supports 3G/4G data connection on BOTH SIM1 & SIM2. Thanks to @Neutrality here: http://forum.xda-developers.com/showpost.php?p=61674683&postcount=188 If you cannot enable LTE/4G on SIM 2, you are likely using an old software version (v10c or earlier) meaning you will need to access the hidden menu from the dialler. Open the phone dialler, type in 277634#*# suggested by @Syrop on page 18. who STEPS you through activation: http://forum.xda-developers.com/showpost.php?p=62100690&postcount=460. If you have v10d, the option to choose 3G/4G on SIM2 should be readily available in normal menus. See @kanzone s post here: http://forum.xda-developers.com/showpost.php?p=62307988&postcount=572 and the one above it.
* Out of box, wireless charging is NOT supported on DUAL SIM models, as SIM2 is roughly in the position where the contact pins are. NFC capability is retained.
* H818P supports 4G LTE band 17 which is 700Mhz (not not Australia/NZ and other band 28 countries on 700Mhz). H818N does not support 700. @bahamot_zero confirms on page 2 with sticker/box image: Same with @Icewanted page 4
http://forum.xda-developers.com/showpost.php?p=61010603&postcount=19 and http://forum.xda-developers.com/showpost.php?p=61055401&postcount=34
* H818P USER MANUAL - LG OFFICIAL (English from page 367 onwards), 34MB PDF:
https://dl.dropboxusercontent.com/u/90982755/LG-H818P_CIS_UG_Web_V1.0_150529.pdf
* Open source code for H818 dual SIMs from LG:
http://opensource.lge.com/osSch/list?types=ALL&search=H818
RoOSTA
xxx NO ROOT FOR MM - ANDROID MARSHMALLOW WORKING YET! READ THIS THREAD! xxx
Thank you to all contributors. We topped 200 PAGES! I'll continue to update this OP to link users to various parts of this thread for other users/XDA browsers to quickly find relevant information.
H818P / H818N IS ROOTED!
It works and it's pretty safe...jsut follow the steps and READ everything!
http://forum.xda-developers.com/showpost.php?p=62075670&postcount=381
Also available there are STOCK IMAGES on various softwares 10c, 10d, 10e (etc) PRE-ROOTED and ready to flash using those instructions.
Have ROOT? Here's how to DELETE and EDIT the UI sounds on G4:
http://forum.xda-developers.com/showpost.php?p=62089780&postcount=418
Here's a guide to installing Xposed framework (No unlocked bootloader or custom recovery is needed, just root!)
http://forum.xda-developers.com/showpost.php?p=62397758&postcount=606
AT TIME OF THIS POST UPDATE - NEITHER H818P nor H818N SUPPORT **SIMULTANEOUS** 3G/4G CONNECTIONS ON BOTH SIMS AT THE SAME TIME. ONE SIM ONLY! Keep reading below.
CONFIRMED:* H818P Does not work on Band 28 (700Mhz)... only Band 17. This has been confirmed by LG UAE. See my post here: http://forum.xda-developers.com/showpost.php?p=62204877&postcount=533
* May 2015: LG announce at least two G4 *DUAL SIM* phones to be released with their latest flagship single-sim model to be released simultaneously (or within 1 month) after most market single-SIM release dates. The 2 most common models areH818P (Ukraine, Thailand, Malaysia, Indonesia, UAE)] and the H818N (Hong Kong, China)
* (CONFIRMED) H818P model supports 3G/4G data connection on SIM1...It is ALSO supported on SIM2 (provided SIM 1 is set to 'GSM only' (or vice versa). It can be a bit tricky for some to get it working, here's how to do it: http://forum.xda-developers.com/showpost.php?p=61621397&postcount=165 You can also see the functionality for BOTH sims from a user screenshots HERE: http://forum.xda-developers.com/showpost.php?p=61115881&postcount=49
* (CONFIRMED) H818N model supports 3G/4G data connection on BOTH SIM1 & SIM2. Thanks to @Neutrality here: http://forum.xda-developers.com/showpost.php?p=61674683&postcount=188 If you cannot enable LTE/4G on SIM 2, you are likely using an old software version (v10c or earlier) meaning you will need to access the hidden menu from the dialler. Open the phone dialler, type in 277634#*# suggested by @Syrop on page 18. who STEPS you through activation: http://forum.xda-developers.com/showpost.php?p=62100690&postcount=460. If you have v10d, the option to choose 3G/4G on SIM2 should be readily available in normal menus. See @kanzone s post here: http://forum.xda-developers.com/showpost.php?p=62307988&postcount=572 and the one above it.
* Out of box, wireless charging is NOT supported on DUAL SIM models, as SIM2 is roughly in the position where the contact pins are. NFC capability is retained.
* H818P supports 4G LTE band 17 which is 700Mhz (not not Australia/NZ and other band 28 countries on 700Mhz). H818N does not support 700. @bahamot_zero confirms on page 2 with sticker/box image: Same with @Icewanted page 4
http://forum.xda-developers.com/showpost.php?p=61010603&postcount=19 and http://forum.xda-developers.com/showpost.php?p=61055401&postcount=34
* H818P USER MANUAL - LG OFFICIAL (English from page 367 onwards), 34MB PDF:
https://dl.dropboxusercontent.com/u/90982755/LG-H818P_CIS_UG_Web_V1.0_150529.pdf
* Open source code for H818 dual SIMs from LG:
http://opensource.lge.com/osSch/list?types=ALL&search=H818
RoOSTA
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