Practice daily, even for 10–20 minutes
Warm up your voice before singing
Breathe from your diaphragm
Maintain good posture
Keep your throat relaxed
Drink plenty of water
Avoid shouting or straining your voice
Sing within your comfortable range
Work on pitch accuracy with a tuner or piano
Practice scales and vocal exercises
Improve diction and pronunciation
Record yourself and listen back
Control your volume and breath support
Rest your voice when it feels tired
Avoid smoking and excessive alcohol
Get enough sleep
Study proper vocal technique
Sing songs suited to your voice
Train your ear by listening carefully
Consider working with a vocal coach