For questions about the internal procedures and processes of the Android system.

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0answers
13 views

how to mount /system as read/write in android?

cannot mount /system in android with following command, anyone has a solution for this? root@hwG7-UL20:/ # mount -o rw,remount,rw /system mount: Invalid argument 255|root@hwG7-UL20:/ # mount -o ...
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0answers
13 views

motog (XT1033) - bootloop - e2fsck /system gives error #4

I have a moto g which is in bootloop. I have unlocked bootloader and unable to flash stock or custom ROM (though it does not give error, it does not flash it) booting TWRP, i could find out that /...
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0answers
10 views

What are HPROF files?

What are hprof files on Sony Xperia mobilephone and Is it alright if I delete them from the internal storage?
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0answers
73 views

Does You Android drains battery after system update?

I've recently received 2 updates for my Samsung Galasy S5 (SM-G900F) Android 5.0 There was security patch 2015-05-01, and some other update. I can not prove that, but my battery drains like 3x ...
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0answers
47 views

How to fake my android - Zuk-Z1 to look like Nexus 5x/ 6p

How to fake my android - Zuk-Z1 to look like Nexus 5x/ 6p My office has a policy only to allow email and calendar over Gmail native app on Nexus 5/ 6/ 5x/ 6P devices with latest factory Rom. I just ...
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0answers
47 views

The amazing expanding “android files”

Guys, I've got a Galaxy S7 Edge (Exynos version) which just received an update over the weekend from Samsung. Since then, I've had a really weird issue with the phone suddenly telling me that all the ...
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0answers
19 views

Lock/sign Android OS from being changed

I want to set up an Android device in a way that all data is encrypted and the OS cannot be changed. I thought about fully encrypting all files including the system partition (like BitLocker). However,...
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46 views

How to make android application as preinstall application?

i am using the command adb push 'application_name.apk' /system/app/ . this command push the apk in the /system/app/ folder of emulator from my computer directory . and an icon is created on the ...
2
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1answer
37 views

Creating a multipartition bootable SDcard manually

I'm trying to create a bootable sd card for an embedded board from Android images for various partitions (bootloader.imx, boot.img, recovery.img, and so on). Each of these images has to be written to ...
1
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1answer
55 views

Lenovo Tab 2 Partition Layout

I own a Lenovo Tab 2 A7-20f. When I try cat /proc/emmc: partno: start_sect nr_sects partition_name emmc_p1: 00000400 00000002 "ebr1" emmc_p2: 00004800 00005000 "protect_f" emmc_p3: 00009800 ...
0
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1answer
42 views

How do I replace an uninstalled system application

I mistakenly uninstalled my Download Manager 4.4.4 in my Samsung Galaxy Grand prime G530H. A system application. I tried replacing it with a Download Manager 2.3.5. I did that by using a file explorer ...
2
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2answers
328 views

How to move SMS from hangouts to messenger app

My Nexus 6p has 2 messaging services. Google Hangouts and the stock Google messenger app. I usually use the Google messenger app to send SMS, but the problem is that the message they respond with ...
0
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0answers
32 views

`system_server`: segmentation fault (keeps crashing and restarting in endless loop). How to track down?

On my device, system_server keeps crashing (and beeing restarted) in an endless loop, not allowing me to use the device other than via shell via adb via USB-cable. It just started to happen, while I ...
5
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0answers
116 views

How to get to know via command-line/adb where boot process hangs?

Question: (How) is it possible to get to know via adb where exactly a booting-up android device is hanging? My problem/ background information: I recently did changes on the automatic display ...
0
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0answers
70 views

How to edit /system/bin/lpr in Samsung S4 i9295 running 5.0.1 Lollipop

How do I edit /system/bin files in Android since after 4.x? Has something changed? I seem to recall just opening the file playlpm on the device in a text editor and seeing and making needed ...
0
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1answer
83 views

1.5 GB in space used for system without installing any apps after using super su-me

Hello everyone I used to have kingroot installed on my device and for some reason I thought it will be better to have super su so I downloaded super su-me and as promised it did remove king root and ...
1
vote
1answer
141 views

Resizing /System Partition on Galaxy S2

I am trying to resize my /system partition on my Galaxy S2 and as soon as I partition /system using various sizes I lose all of the mobile data connectivity & IEMI number is invalid (missing) ...
0
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1answer
50 views

Function of directory /Android

I just deleted the directory /Android from the external card. It gave me 20GB memory back. So far I haven't seen any bad effects. At least not during the first 5 min of testing including restart. I ...
-1
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1answer
72 views

Where are selected ringtone configuration is stored?

I would like to know where the selected ringtone and notification sound is stored. I know that the ringtone files are stored in /system/media/audio/. What I'm trying to figure out is where the ...
3
votes
0answers
202 views

Is it possible to change values in build.prop without editing it?

I want to change the line ro.build.type from user to userdebug in /system/build.prop to enable multiwindow. But this modifies the /system partition and will prevent OTA updates (and some apps) from ...
0
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2answers
353 views

Disable Touchwiz launcher on a rooted Samsung Device

I used Samsung Tabs 3 and 4 for a product and have been searching for ways to disable permanently the Launcher of Samsung's Touchwiz application (leave the rest as it is). I've found only two ...
1
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0answers
66 views

Why can I write to a read-only system partition?

I have a rooted phone running android 4.4. When I check the output of 'mount' it says system is read only. My root file manager or terminal can't make any files or folders there, though only the file ...
0
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0answers
96 views

moto g2 system update problem

My moto G2 device is running on Android 5.0.2. I can't update the system software while on the mobile network. When i an trying to update it's notifying "system update is available in home network ...
0
votes
1answer
96 views

Change system app permissions through ADB

I`m new in the Android world and have my first problem. I have try to change the default launcher on my android tv stick (mk808b Android 4.4.1). And now the problem. I have set the permissions with ...
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0answers
49 views

Phone's inbuilt memory usage goes on increasing, What are the possible solutions?

I'm using Asus Zenfone 2 - 2 GB RAM & 16 GB in-built memory with lollipop 5.0. It was going good since last system update, but after doing last system update in-built memory usage went on ...
0
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0answers
444 views

Manually place CF SuperSU files on System.img(unpacked)

Is it possible to manually install SuperSu on unpacked System.img. I can't install a custom recovery on Phone: Samsung Galaxy S6(Clone) MT6572 Model: ALPS.KK1.MP6 .V1 Board: P725_MB_V1.2 94V-0 ...
1
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1answer
692 views

System UI constantly crashes after installing incompatible theme on CM13

I installed a theme on CyanogenMod 13 that is incompatible. Now my System UI keeps crashing. I can't find it with the file manager. How can I delete the theme? Is there any way I could fix this ...
1
vote
1answer
92 views

How to use an older version of an application?

I was using an application. Then the multiplayer mode stopped working, so I decided to reinstall it. After I uninstalled the app, I realised that an update had been made and my Android version is too ...
1
vote
2answers
145 views

Remove a folder I created in /system/lib

I have root access and am able to remount. I created a folder in /system/lib/ named rfsa, but I don't know why I cannot see or open that folder. When I type ls, it is there. But when I type ls -l, I ...
0
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0answers
48 views

Where are Androids’ developer options stored?

Can anyone please tell me, where Androids’ developer options are stored? I’m trying to modify the Pointer Location developer option in this file. After recompiling Android, where is the file ...
4
votes
1answer
425 views

Real root can not change any thing on /system original files!

On my rooted device running Android 4.2.2, I have following tools installed: Terminal Emulator BusyBox Free On Terminal Emulator, su command successfully changes user to a real root: root@hwH30-...
0
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1answer
178 views

no system partition - lost adb connection while updating

I was updating my Nexus 10 tablet - had gotten to the system partition - when I lost the ADB connection. I've since learned that's a problem with newer Macs (I was connected to Windows through ...
3
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0answers
51 views

Is there a way to set a time frame for updating applications?

I would like to know if there's a way to limit when the applications are updated by the system. For example, I set the system to update applications only between 00:00 and 03:00. If an app has an ...
0
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0answers
40 views

I need to access the “system disk” on my Android phone from my laptop

I need to copy text messages from an Android phone to my laptop. When I look at the contents of my Android phone from my laptop through a USB connection I can only see and copy the "local disk" ...
1
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2answers
136 views

I deleted too many system apps but I made backup.. My tablet stuck on android logo

A virus similar to monkey test that I almost solved the problem with Titanium Backup app until I deleted too many system apps. Now my tablet stuck on android logo. However I backed up all apps with ...
9
votes
1answer
607 views

Do Android devices make active or passive scan when looking for WiFi AP

I would like to know if Android devices make active or passive scan when looking for the AP to connect. I've already made a test using Wireshark and wifi sniffer and it seems that while an iPhone ...
0
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0answers
117 views

Android 4.4 update to 5.1

I have a Moto G that was originally formatted for Boost Mobile. I had it flashed to Verizon/PagePlus, and it currently has the KitKat operating system. Recently i got a notification of a system ...
0
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0answers
30 views

Silent, non-obstrusive system tray pop-ups on schedule?

Anyone know an easy way to set a recurring alarm that doesn't (1) wake up the phone, (2) make any noise, (3) vibrate? I essentially want a reminder to populate that I will see when I turn on my phone,...
1
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0answers
185 views

What is android.process.acore?

What is the purpose of android.process.acore? I see many, many questions about acore-related error messages and how to fix them, but not really anything about what the process is in the first place. ...
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0answers
527 views

What system data can I purge from my LG Tribute Android phone?

I own an LG Tribute Android phone, with Virgin Mobile service. The phone has 4 GB of storage and despite the fact I only have a handful of apps installed (Acrobat Reader, Starbucks, OpenTable, Skype, ...
0
votes
0answers
200 views

weird problem with auto sync on LG G2

sorry for the long post I need your help with a weird problem. I usually don't write in forums, instead search for solutions for a similar problem that someone else has asked before (and usually find ...
0
votes
1answer
212 views

How to put signal and wifi signals on left leaving battery and notifs on right

Here is what I want my status bar to look like. edited from photo below Here is my status bar now. Im new to this android stuff. All I know is i need to decompile my SystemUI.apk and framework-res....
1
vote
1answer
85 views

How do I increase the task response timeout window?

I have a Samsung Galaxy S3 I9300 running CyanogenMod 11 (Android 4.4.4). Over time I have noticed that most of my system stability issues are because Android appears to have a "timeout" period for ...
0
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0answers
118 views

Unable to move sqlite3 file to system/xbin

I have a rooted nexus 5 stock firmware,build number- LMY48M .I have xposed framework installed .For a mod called whatsappX , I need to copy sqlite3 to system/xbin, but it says not enough space . I ...
2
votes
2answers
242 views

Installing default font from “Font Installer” app only changes partially. How to apply it globally?

I rooted my LG G2 D802 and changed font using Font Installer ★ Root ★. Then I changed my mind and changed the font with the one which came already in the phone. But the font hasn't changed in the ...
1
vote
1answer
919 views

/system cannot be remounted as RW, even when rooted (Sony Xperia E3)

I rooted my Sony Xperia E3 (D2203) a while ago using Kingroot, which worked flawlessly. Before rooting my device, /system could be accessed, which is how root was installed in the first place. ...
4
votes
2answers
595 views

How to handle multi-keycode keys on Android with a bluetooth keyboard?

I have a Microsoft Mobile Wedge keyboard. I've connected it to my Nexus 9 and after setting the language in the settings it works almost perfectly. Almost! There are 4 keys on it that don't work, ...
0
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0answers
40 views

My Lg L90 crashed

I rooted it and deleted some vital apps. In an effort to void the issue i commenced to hard factory reset it. After completion, upon reboot, the system wouldn't even start. It's toast. I thought my ...
0
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0answers
72 views

is possible to Install additional languages patches in cell?

Well, I'm using a Samsung Galaxy Pocket duos, bought in Brazil, but this device don't have installed Portuguese Brazilian, this device have only English (USA, Canada, Australia...), Indian Languages ...
0
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0answers
56 views

Increase phone speed

My phone is sometimes freezed. I have installed and configured Clean Master and Battery Doctor, but it still slow. My Phone is Huawei Y300, running Android 4.1. What can I do for speed up the system? ...