Liquid exposure

Hi,

It depends on what kind of liquid you did exposed on your MacBook Pro.

I suppose you would need to replace whole system, such as logic board, keyboard, etc.

Try to contact Apple Support or make Genius Bar reservation if your local retail Apple Store is open or find opened local Apple Authorized Service Provider to be examined your MacBook Pro there.

Official Apple Support

Genius Bar Reservation and Apple Support Options - Apple

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It needs to be inspected by an authorized service center. Liquid damage is often extensive and ongoing due to corrosion. It is often most cost effective to buy a new computer rather than to perform all the required repairs.