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You can find a list of suitable Share buttons, which you can use is here - https://fontawesome.com/icons?d=gallery&q=share
Here is an Article on How to Add Icons to buttons.
Step 2 - Add a Custom JS Action to the button
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You can find a list of suitable Share buttons, which you can use is here - https://fontawesome.com/icons?d=gallery&q=share
Here is an Article on How to Add Icons to buttons.
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