Press the volume up button
Open Settings
Go to Sound or Sounds and vibration
Increase media volume
Increase ringtone volume
Increase alarm volume
Turn off Silent mode
Turn off Do Not Disturb mode
Check Bluetooth and disconnect connected audio devices
Clean the speaker grille
Remove any phone case blocking the speaker
Restart the phone
Update the phone software
Check app-specific volume settings
Disable volume limiter if enabled
Reset sound settings if needed