Press the volume up button on the side of the phone
Open Settings and increase the media volume
Open Settings and increase the ringtone volume
Open Settings and increase the alarm volume
Turn off Do Not Disturb mode
Turn off Silent mode
Disable Bluetooth if audio is connected to another device
Clean the speaker grille gently
Remove any phone case blocking the speaker
Restart the phone
Check app-specific volume settings
Turn off volume limiter or safe volume settings
Enable sound enhancement or equalizer features
Update the phone software
Use a volume booster app from the Play Store
Reset sound settings if needed