Modify Mixer_Gain - Samsung Galaxy J3 (2017) Questions & Answers

Hello guys!!!
I have a problem.
I wanna modify my Mixer Gain for boost volume on My Samsung Galaxy J3 2017(SM-327U), I change the parameters with root explorer, but when I going to save the file nothing change, is the same parameters like before.
Anyone can help me.

Fdraco10 said:
Hello guys!!!
I have a problem.
I wanna modify my Mixer Gain for boost volume on My Samsung Galaxy J3 2017(SM-327U), I change the parameters with root explorer, but when I going to save the file nothing change, is the same parameters like before.
Anyone can help me.
Click to expand...
Click to collapse
You got to change permissions of the file to allow r/w before changing it.

thepcwiz101 said:
You got to change permissions of the file to allow r/w before changing it.
Click to expand...
Click to collapse
I have properly R/W but nothing change dude

Fdraco10 said:
I have properly R/W but nothing change dude
Click to expand...
Click to collapse
Check if system is set to r/o

Related

[SOLVED] How to change heapsize

Hi guys,
I've just installed CROMi-X and loving the Rom (even tempted to try CROMi-kk soon!), but I wanted to increase the heapsize on the ROM. I've installed the VM Heap Tool to try and do it from there, but after the reboot it mentions, it remains at 48m. I've tried 60m, 64m, 80m but nothing seems to change it from 48m.. anyone know what I'm doing wrong here?
EDIT: I can open the build.prop file and change it there, but it says I can't change it as it's a read-only file system even though I have root access. Any ideas?
EDIT 2: Needed to enable root settings in ES File Explorer and change mount settings to R/W: http://forum.xda-developers.com/showthread.php?t=1948558
Cheers!
Meppolan said:
Hi guys,
I've just installed CROMi-X and loving the Rom (even tempted to try CROMi-kk soon!), but I wanted to increase the heapsize on the ROM. I've installed the VM Heap Tool to try and do it from there, but after the reboot it mentions, it remains at 48m. I've tried 60m, 64m, 80m but nothing seems to change it from 48m.. anyone know what I'm doing wrong here?
EDIT: I can open the build.prop file and change it there, but it says I can't change it as it's a read-only file system even though I have root access. Any ideas?
EDIT 2: Needed to enable root settings in ES File Explorer and change mount settings to R/W: http://forum.xda-developers.com/showthread.php?t=1948558
Cheers!
Click to expand...
Click to collapse
Great to see you got it all taken care of .....
Can you add 'SOLVED' to your thread title...
Thx Josh
lj50036 said:
Great to see you got it all taken care of .....
Can you add 'SOLVED' to your thread title...
Thx Josh
Click to expand...
Click to collapse

Changing Boot Animations

Anyone had any luck changing the boot animations? It has been a while since I've rooted and messed around with a phone, so I'm not up to date as to how/if this is possible nowadays.
Xev_10177 said:
Anyone had any luck changing the boot animations? It has been a while since I've rooted and messed around with a phone, so I'm not up to date as to how/if this is possible nowadays.
Click to expand...
Click to collapse
You can goto root/product/etc/media and replace the bootanimation.zip to your desire boot animation. I have no problem in changing it. Make sure you change the permission to 644.
tknguyencsu said:
You can goto root/product/etc/media and replace the bootanimation.zip to your desire boot animation. I have no problem in changing it. Make sure you change the permission to 644.
Click to expand...
Click to collapse
How do I change permission to 644?
Xev_10177 said:
How do I change permission to 644?
Click to expand...
Click to collapse
You can use ES file explorer. Select the file. From the "three dot", choose "Properties". Click on change permission. On the permission grid. Check "Owner", "Group", and "Other" for Read. Check "Owner" for Write. Uncheck all others. Click "OK" then click "Cancel". If you do it correctly you should see -rw-r-r- next to the file. Remember you need to get out of the editing mode by click on the back key a few time , get out of the media folder and back in before you can see the change.
tknguyencsu said:
You can goto root/product/etc/media and replace the bootanimation.zip to your desire boot animation. I have no problem in changing it. Make sure you change the permission to 644.
Click to expand...
Click to collapse
I changed the bootanimation.zip file both in systwm/media and product/etc/media, but the boot animation doesn't change. I set permissions on both files to 644. Anyone have any idea why I'm not having any luck?
Has anyone successfully managed to do this?
tknguyencsu said:
You can goto root/product/etc/media and replace the bootanimation.zip to your desire boot animation. I have no problem in changing it. Make sure you change the permission to 644.
Click to expand...
Click to collapse
I have no issues placing the file in the correct path and changing permission to 644. However when booting the screen is just black. Tried different files with same, or slightly different but equally disappointing, result.
So, no need for general instructions on how to do this but rather proof of concept.
Thank you.
*deleted*

Help with read-only and /vendor

Hi!
I've been trying to boost my volume with changing values in mixer_volumes_FRD_ce with both solid explorer and with root browser. But I always get the same problem and the problem is that it says I can't do it in read-only mode but when I've booted into twrp I've deselected the mount system as read only. Another problem is that I can't change values in the under mixer path because it says I can't do it under /vendor... I'll gladly take any help or suggestions ... Stock rom btw
I don't know about the last part but if you are using some kind of system explorer you must enable r w (read write) in it.
Indigoeyes said:
Hi!
I've been trying to boost my volume with changing values in mixer_volumes_FRD_ce with both solid explorer and with root browser. But I always get the same problem and the problem is that it says I can't do it in read-only mode but when I've booted into twrp I've deselected the mount system as read only. Another problem is that I can't change values in the under mixer path because it says I can't do it under /vendor... I'll gladly take any help or suggestions ... Stock rom btw
Click to expand...
Click to collapse
Just use dolby bro

system/vendor/etc Android Pie. 33

Hello.
I want to modify some media profiles and mixer paths files but I can't it says is a read only filesystem. My system partiion is RW.
What is going on here? Any recommendation?
On Android oreo can modified those files but not in Pie.
Thanks.
Have you got root access?
Hakkinen3K said:
Hello.
I want to modify some media profiles and mixer paths files but I can't it says is a read only filesystem. My system partiion is RW.
What is going on here? Any recommendation?
On Android oreo can modified those files but not in Pie.
Thanks.
Click to expand...
Click to collapse
I've tried to modify mixer paths in order to increase upper speaker volume (in my case awful sound compared to Oreo). Root explorer works for me, however I wasn't able to nivelate the difference in loudness.
avi312singh said:
Have you got root access?
Click to expand...
Click to collapse
Are you kidding me?
Magisk
fedemyth said:
I've tried to modify mixer paths in order to increase upper speaker volume (in my case awful sound compared to Oreo). Root explorer works for me, however I wasn't able to nivelate the difference in loudness.
Click to expand...
Click to collapse
Root Explorer, i'm gonna try out....are you sure? :silly:
Thanks
Hakkinen3K said:
Root Explorer, i'm gonna try out....are you sure? :silly:
Thanks
Click to expand...
Click to collapse
Yes, completely.
Migisk root and Root Explorer. Please Let me know if you manage to fix speake volume!
fedemyth said:
Yes, completely.
Migisk root and Root Explorer. Please Let me know if you manage to fix speake volume!
Click to expand...
Click to collapse
I use MiXplorer and i think it works :laugh:.
Speaker Volumen ...install Viper4Android FX (magisk) i only did the modification to increase headphones volume, nothing more.

How to use a terminal app (Termux) to change the permissions of a system file???

Hi all,
How do I use a terminal app to change the permissions of system file "/system/media/audio/ringtones" to write enabled.
I'm a complete noob so all steps would be appreciated, even if its something well known.
Galaxy A22 Plus
Running Android 13
Rooted, has Majik and Termux (Terminal)
I've found it here once but cant seem to find the thread again
you don't change anything on systemless-root
20GT said:
How do I use a terminal app to change the permissions of system file "/system/media/audio/ringtones" to write enabled?
Click to expand...
Click to collapse
Yes, but what do you really want?
If you want to add a custom ringtone, just put it in /sdcard/Ringtones
Worked great Thanks

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