All you gotta fix a Sharpie is a little patience and so rubbing alcohol.

Then, you will squirt 91% rubbing alcohol onto the dry Sharpie wick until it is wet again.

How To Revive A Dry Sharpie - Easy Sharpie Hack - Make a Magic Marker Work

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Fix A Sharpie - Rubbing Alcohol Hacks - Easy Sharpie Revival

How To Use Alcohol To make a Sharpie Work - Magic marker Hack - Sharpie Hack