Does your V30 incl. the Root Checker Tool daemon (rctd) in LG boom image? - LG V30 Questions & Answers

LG has put a process called rctd (Root Chechker Tool) in their phones for some time now (incl. V20 model):
https://www.xda-developers.com/lg-root-checker-tool-slow-performance/
You can check by running the following in the terminal:
Code:
ps | grep rctd
If you get something more than empty, could you please let us know your model (i.e. country/carrier/about this phone model info).
Thanks!

vasra said:
LG has put a process called rctd (Root Chechker Tool) in their phones for some time now (incl. V20 model):
https://www.xda-developers.com/lg-root-checker-tool-slow-performance/
You can check by running the following in the terminal:
If you get something more than empty, could you please let us know your model (i.e. country/carrier/about this phone model info).
Thanks!
Click to expand...
Click to collapse
I amrunning a Stylo 3 plus rooted w| Magisk,exposed by Magisk. I have rct bug on my devic
acontent://media/external/file/1200

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H930 just rooted ...
SOLUTION here in first OP post ... :
https://forum.xda-developers.com/lg-v30/development/h930-h930g-twrp-alpha-testing-t3711279
" you can disable LG's root checker daemon/service by flashing this cool zip https://build.nethunter.com/android-tools/lg-rctd-disabler/ "

****, my k550 has it, too. (Tmobile LG stylo 2 plus)
Guess I finally sound the reason it runs like ass when rooted

My Stylo 3 plus had it. After I disabled it I noticed a bit better performance. My ram management was probAbky the biggest change

mine says:
10336 uo_a322 0:00 grep rctd
That's all

H930 rooted with the rctd disabler zip flashed
Code:
$ ps | grep rctd
28789 u0_a277 0:00 grep rctd
$ su
joan:/data/data/com.termux/files/home # ps | grep rctd
1|joan:/data/data/com.termux/files/home #

Related

[Q] How to remove this trojan?

Hi,
a cousin came to me with a problem about a trojan and now I have some questions to you:
All I know:
Some weeks ago I installed on this smartphone an app from F-Droid (Ghost-Commander) and to do so I had to tick >unknown sources<. After that I forgot to untick it again. About a week after that my cousin came to me with the smartphone and the 'trojan' on it (as you can see on the picture). She said that she only installed apps from the appstore.
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What the 'trojan' does:
A program is forced to foreground (as you can see on the picture) - it can't be exited. No key works. The status bar can be expanded but also clicking on the icons doesn't do anything. If the device is rebooted the lock-screen is shown first and when the device is unlocked then after about one to two seconds later the 'trojan' is executed.
What I did:
After some research I rebooted the device into safe-mode. The 'trojan' wasn't executed there and so I enabled android debugging. I couldn't remove any malicious app because due to safe-mode no suspicious app was loaded. After rebooting to normal-mode again the 'trojan' was back. I connected to the android shell with $adb shell and executed $top there. Then I started to force-stop suspicious apps with $am force-stop <package> and after some tries the 'trojan' was gone. I unchecked >unknown sources< und returned the smartphone to my cousin.
The problem now is that after some days the 'trojan' showed up again but now with a different package-name! (it was called edu.fluster this time)
View attachment commands.txt
Do you know
1) how this 'trojan' got onto the smartphone?
2) how it can be totally removed or if it was another infection how to prevented more infections?
3) how it is possible to write such a harmful program? I did some simple android programming and the sandbox that is built seemed pretty secure to me (as a novice) but how are such vulnerabilitiesfound? With much time? luck? knowledge? or all together?
I would be glad if you helped me!
piqJZu
EDIT:
I finally found the apps that start this trojan:
- 2 apps with the same name both are malicious - both show up as "Browser Update" in the menu
|-- one package is called: de.record.gauge
|-- the other: edu.fluster
Answers to the other questions are still appreciated

HOW TO ROOT - ZTE Nubia M2 Lite (NX573J) ?

hi all,
need help with rooting my ZTE Nubia M2 Lite.
I found only two guides ( in foreign languages links below) that didn't work for me ( it's always stuck in the boot, step number 8 in guid 1).
and one general guide here, that lead to dead end
also tried "KingRoot" didn't help.
PS - I updated the phone when I received it you can see the version in the picture, couldn't get it back to the initial version by factory reset (I thought that maybe was the reason for the failed attempts).
any ideas please?
1) guid 1 that didn't work for me
2)guid 2 that didn't work for me
Thanks!
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someone?
someone?
Root ZTE Nubia M2 Lite (NX573J)
I managed to root my Nubia M2 Lite (NX573J) using guide from this website https : // geekaxe.com/root-nubia-m2-lite-simply-using-flasher-tool/ . Please copy paste the url because xda prevent us to give any link (spam protection).
https://forum.xda-developers.com/android/help/how-to-root-install-twrp-unlock-t3777323
This thread worked like a charm. Just make sure that you install ADB properly. You may have to ensure that the ADB drivers for your M2 are installed in Device Manager. I had to do this twice, once for the System and once for the Recovery before it worked right.
Hi, its my first time to do this.. and after many different readings, i have twrp installed and installed magisk.zip on my nx573j... but every time i reboot or power on, just get a cycle of the nubio logo with orange state blah blah blah... why won't it boot up to my screen? what step or more I should do? I really just wanted to root my phone so i could ext4 the sd card. any one can help me? thank you!

Can't make a user app an system app. Link2SD/LuckyPatcher/TWRP storage error.

Hi guys and gals
I'm in need of some help guys. The solluction will probably be easy enough, however probably due to needing to translate the errors (dutch <-> english) I can't really find anything to help me...
The phone:
LG Nexus 5 24Gb and android 5.1.0 (LMY47D).
The goal:
Have a fake GPS app installed and hiding my root to spoof my location on android 5.1 with a security patch before the march 2017 patch (in compliance with this spoofing guide.
For this I need to do the following:
Unlock my phone
[*]Install TWRP
[*]Root
[*]Install fake GPS app ['GPS JoyStick Fake GPS Location' by The App Ninjas]
[*]Generate and rename a copy/privacymode of the app
Make the renamed copy/privacymode a system app (stuck on this step)
Instal Magisk (didn't get to this step)
Hide root with Magisk (didn't get to this step)
The errors:
I used Nexus Root Toolkit to install the androidversion 5.1 on my phone. The Hashcheck failed so I skipped it. Not sure if that's what's causing the error. For the installing of TWRP and Root is used: this guide from XDA. I installed the fake GPS app and made a renamed privacy/copy. Here comes the problem. I can't make that (or the original) a system app. I tried using Link2SD, luckypatcher and directly moving in TWRP. I get the following errors (note the screenshots are of trying to install the renamed privacymode/copy):
The screenshots:
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My guess is that the programs can't access the storagespace on my phone for some reason.
The question:
Who can help me to get passed the 6th (and following) steps to achieve my goal with this phone? Please let me know if any more info is needed.
Ofcourse any and all help is greatly appreciated!
EDIT: Sorry guys, not sure why the images don't show up...

how to add battery percentage

hey i have the lg g8s and i trying to add on battery percentage
i already enable th system ui and i keep getting this error
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it says
"
sorry...
adb shell settings put system status_bar_show_battery_percent 0
something went wrong while setting this toggle.
try executing the following command from a computer
"
i tried to manualy enable by setting this commands in the adb command shell
adb shell content insert --uri content://settings/system --bind name:s:status_bar_show_battery_percent --bind value:i:1
adb reboot
and it didnt work..
Up
Plz help me out :highfive:
Hey,
I won't be able to help you a lot more but still manage somehow to explain why it's like that.
On finished products, LG deactivated the option to show the battery percentage directly on the status bar as there was not enough space.
Let me give you an explanation based on what I've seen on an unfinished G8s ThinQ prototype: when '100%' is shown, the middle of the second zero was cut and the percentage hidden.
I think the best way to do it now is by using an app giving you the info in a way you want (Play Store or F-Droid (if you want open-source) will help you find out).
There's an option to show or not the battery percentage when you open the notification panel, just next to the network status, etc.
If someone manage to set it up in a right way, let's explain here and I'll send it to my colleagues in order to let the koreans make an OTA update for everyone (I hope they will do it)
PS: on this prototype, even the back design wasn't the good one because the main purpose of this one is to check for the dimensions, the screen, the notch with all visible sensors and the OS with Air Motion/HandID.
I would like to ask if there are any news ... and then ... I wanted to report this image ... not bad as a solution !?

LG FlashTool keeps showing the "CheckCommMode FAIL!!!" error

Hello, my G5 has been stuck in a bootloop for over a year, I've tried to follow some tutorials on how to fix the issue but none of them worked. Since I've read of people being able to fix it with LG FlashTool I tried it too, I was using LG FlashTool V2.0.1.6, the COM port on the phone is set to 41, I told the program to use a FW specified by me and the LGUPc.dll extracted from that same FW. I'm not sure if the FW is the exact same one I have installed on my phone but it is supposed to be installed on it (I know the name of the one installed on my phone but there are multiple FWs with the same name).
Initially LG FlashTool 2.0.1.6 kept showing the "(S) Failed to load." error, but I later managed to download another version (1.8.6.527) which doesn't show that error, though it shows another one once it tries to read the device's information:
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The XML log is just a lot of messed up bytes. To me it looks like the serial port is unresponsive.
The steps I took are the exact ones I've seen in this video:
1. Run LGMobileDriver_WHQL_Ver_4.2.0.exe;
2. Run Setup_LGFlashTool_1.8.6.527 and replace MegaLock.dll with the custom one;
3. Run LGH850_DLL.msi;
4. Run LGUP_Store_Frame_Ver_1_14_3.msi;
5. Set the serial port to COM41.
6. Extract: LGUPc.dll and the dz file from the kdz firmware and select them in "LG FlashTool";
_ _ _ _ _
These steps are chronologically different from the ones shown in the vid:
7. Press the Start button on "LG FlashTool";
8. Once "Waiting for connection..." is shown connect the device.
There's only one thing in the LG FlashTool software I installed that differs from the one shown in the vid, there's a text to the right of where the version is displayed, in the vid it reads "LGPTDSMP" but in my version it reads "NPINLOCAL". Can anyone send me the LGTDSMP version, please?
Can anybody help me with this? Thanks in advance.

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