Type emoji on a desktop Mac by pressing : control + command + spacebar
The Mac equivalent of the “Home” and “End” keys are fn + left and right arrow, respectively.
SIGNATURES: Open Preview and click on Tools in the menu bar > Annotate > Manage signatures > Create signature. You’ll then be prompted to sign using your trackpad or by holding up your signature on a white paper to your laptop’s camera. When you’re finished, click Done.
Next, open your document in Preview. Then go to Tools > Annotate > select the signature you want to use. You can then drag and drop the signature to anywhere on the document.