Stop for battery or heat symptoms
A hot phone, chemical smell, hissing, smoke or swelling can indicate a battery hazard. Move away from flammable materials when safe and seek qualified emergency or manufacturer guidance.
Do not charge, press on or keep testing a swollen device.
Treat power and display failures seriously
Unexpected shutdowns, boot loops, flickering displays, touch failures or a phone that will not turn on suggest more than a droplet at the speaker grille.
Repeatedly powering or charging a wet device can worsen corrosion or electrical damage.
Escalate contaminated-liquid exposure
Saltwater, pool chemicals, soap, coffee and soft drinks can leave conductive or corrosive residue. Apparent surface drying does not remove that residue.
Professional cleaning and inspection is more appropriate than repeated sound cycles.
Use persistent audio symptoms as evidence
If the phone is otherwise stable but speaker crackling, microphone failure or severe muffling remains after drying, document which apps and speakers are affected. Use moderate-volume tests only.
A technician can use that symptom map to distinguish a speaker module, mesh, connector or board-level issue.
Device-specific safety statements are linked to current manufacturer guidance and independent reporting.
Apple: liquid damage and service informationSamsung: check the liquid damage indicator