Back up your data immediately
Power off the phone
Remove the case and screen protector
Check whether the damage is only to the glass or also the display
Avoid pressing on the cracked area
Use clear packing tape or a temporary screen protector to prevent further cracking
Wear gloves if the glass is loose or sharp
Replace the screen at an authorized repair center
Use a professional third-party repair shop if authorized service is unavailable
Replace the screen yourself only if you have the proper tools and experience
Replace the entire display assembly if the touchscreen or display is damaged
Test the phone after repair
Use a protective case and tempered glass protector after repair