*****WARNING: THIS WORKS FOR SOME AND DOESN'T WORK FOR OTHERS FOR SOME REASON, MAKE A BACKUP FIRST BEFORE DOING ANYTHING******
*****WARNING #2: THIS XML FILE WAS PULLED FROM THE METRO 4.4.4 VERSION OF THE PHONE, I'M NOT SURE IF THIS WILL WORK ON THE 4.4.2 TMO VERSION, IF IT DOES FOR ANYONE, LET ME KNOW******
If any of you are like me you reeeeeally hate how low the volume on the phone speaker is, this is a mod to help remedy that and raise the max volume on the phone.
STEPS:
1. MAKE SURE YOU HAVE FULL R/W ABILITY
2. NAVIGATE TO /SYSTEM/ETC AND LOCATE THE MIXER_PATHS.XML FILE.
3. COPY THE ORIGINAL AND SAVE ON YOUR SD CARD.
4. DOWNLOAD THE MODIFIED MIXER_PATHS.XML FILE
HERE OR IF YOU'D LIKE TO DO IT MANUALLY SCROLL DOWN FOR INSTRUCTIONS.
5. PASTE THE XML FILE IN THE SAME /SYSTEM/ETC FOLDER AND FIX PERMISSIONS TO RW-R--R--
6. GO TO /VENDOR/APP AND DELETE ALL DOLBY FILES.
7. REBOOT PHONE AND YOU SHOULD NOTICE MUCH LOUDER VOLUME OUT OF YOUR SPEAKER!
8. ENJOY!
MANUAL CHANGE:
1. GO TO /SYSTEM/ETC AND LOCATION MIXER_PATHS.XML
2. OPEN FILE USING A TEXT EDITOR OR DOWNLOAD AN XML EDITOR FROM THE PLAY STORE.
3. SCROLL DOWN CLOSE TO THE BOTTOM AND LOOK FOR <PATH NAME="SPEAKER">
4. BELOW IT YOU WILL SEE THIS LINE:
<ctl name="RX3 Digital Volume" value="84" />
5. CHANGE VALUE FROM "84" TO WHATEVER YOU WANT, I RECOMMEND 90 - 95.
6. SCROLL TO THE VERY TOP OF THE SCRIPT AND FIND:
<ctl name="RX1 Digital Volume" value="84" />
<ctl name="RX2 Digital Volume" value="84" />
<ctl name="RX3 Digital Volume" value="84" />
<ctl name="RX4 Digital Volume" value="84" />
7. CHANGE ALL OF THESE VALUES TO THE SAME VALUE YOU SET AT BELOW.
8. SAVE CHANGES AND REBOOT.
9. ENJOY!
Just remember playing anything on the phone speaker at super loud volume may blow the speaker so be smart with you volume control.