![Preview Preview](/uploads/1/3/4/2/134259418/798107217.jpg)
You don’t need to pay for Photoshop or another photo editing app to resize images and make them smaller on a Mac. You can use Preview which comes as part of MacOS and resize images for free. Control Center for Mac. Instantly access the controls you use most — like Wi-Fi and Bluetooth — and new controls to play music and enable Dark Mode for your display. Designed just for Mac, the new Control Center lets you add controls and drag favorites to the menu bar to customize it just for you. Now, if this was on Windows, then you might have to purchase expensive software like Adobe Acrobat; but thankfully on Mac, you can password protect a PDF with the built-in preview app. Simply open the PDF file with Mac’s preview. Next, go to File Export as PDF. A new window will open, click on Show Details. Now check mark Encrypt option.
Mark up PDFs
Use the markup toolbar in Preview to add text and comments, sign documents, highlight text, and more. To show the markup toolbar, click the Show Markup Toolbar button at the top of the window, or choose View > Show Markup Toolbar.
Add text
In most PDFs, you can simply click a text field, then type to enter text in the field. https://mpbweaz.weebly.com/blog/best-spy-camera-mac-app.
If you can't add text to a field, use a text box instead:
- Click the Text button in the markup toolbar, or choose Tools > Annotate > Text.
- To show font, size, and color options for text in a text box, click the Text Style button in the markup toolbar.
- To move the text box, just drag it.
Highlight text
To turn highlight mode on or off, click the Highlight button in the toolbar. When highlight mode is on, highlights appear when you select text.
![How To Use Preview App On Mac How To Use Preview App On Mac](/uploads/1/3/4/2/134259418/653454464.jpg)
- To change the highlight color or switch to strikethrough or underline, click next to the Hightlight button , then choose an option.
- To remove a highlight, Control-click the text, then choose Remove Highlight.
Add notes
To add a note, click the Note button in the markup toolbar, or choose Tools > Annotate > Note.
- To close the note, click outside the note box. You can move notes anywhere on the document.
- To open a note, click the note box.
- To see all notes and highlights, choose View > Highlights and Notes.
Add your signature
- Click the Sign button in the markup toolbar, or choose Tools > Annotate > Signature.
- Click Create Signature, then choose whether to use your trackpad, built-in camera, or iOS device to create a signature:
- Click Trackpad, then use your trackpad to sign your name with your finger. If you have a Force Touch trackpad, you can press harder on the trackpad to sign with a darker line. After you sign your name, press any key on the keyboard.
- Click Camera, then sign your name on white paper and hold it up to the camera. Your Mac will automatically scan the signature and show it in the Camera window.
- Click iPhone (or iPad or iPod touch), then sign your name on your device's screen when prompted. Learn more about using iPad, iPhone, or iPod touch to sketch in or mark up documents.
- Click Done.
- Choose your signature to add it to the document. You can move and resize it anywhere on the document.
Edit images
- Crop: Drag to select the crop area, then choose Tools > Crop.
- Rotate: Choose Tools > Rotate Left or Rotate Right.
- Adjust color: Choose Tools > Adjust Color, then drag a slider to make an adjustment.
- Adjust size: Choose Tools > Adjust Size, enter the desired dimensions, then click OK.
- Get quick access to edit controls: Click the Show Markup Toolbar button at the top of the window.
Share and export
- To share your file, click the Share button , or choose File > Share. Then choose an option.
- To save your document or image in a different format, choose File > Export, choose a format, then click Save.
Learn more
Preview User Guide
Some PDFs are forms you can fill out and then print or send. If a form requires a signature, you can add your signature to any PDF.
How To Use Preview App
Fill out a PDF form
- In the Preview app on your Mac, open the PDF form.
- Click a field in the form, then type your text.
If you save the form (by choosing File > Export), you can close it, open it later, and continue to fill it out.
Create and use signatures
To sign PDFs, you can capture your signature using your trackpad, the built-in camera on your Mac, or iPhone or iPad.
- In the Preview app on your Mac, if the Markup toolbar isn’t showing, click the Show Markup Toolbar button , then click the Sign button .
- Follow the onscreen instructions to create and save your signature.
- Create a signature using your trackpad: Click Trackpad, click the text as prompted, sign your name on the trackpad using your finger, press any key, then click Done. Icon change app mac. If you don’t like the results, click Clear, then try again.If your Mac has a Force Touch trackpad, you can press your finger more firmly on the trackpad to sign with a heavier, darker line.
- Create a signature using your computer’s built-in camera: Click Camera. Hold your signature (on white paper) facing the camera so that your signature is level with the blue line in the window. When your signature appears in the window, click Done. If you don’t like the results, click Clear, then try again.
- Create a signature using your iPhone or iPad: Click iPhone or iPad. On your iPhone or iPad, sign your name using your finger or Apple Pencil. When your signature appears in the window, click Done. If you don’t like the results, click Clear, then try again.
- Add the signature to your PDF.Choose the signature you want to use, drag it to where you want it, then use the handles to adjust the size.
If you use iCloud Drive, your signatures are available on your other Mac computers that have iCloud Drive turned on.
Delete a saved signature
Mac Preview App For Windows
- In the Preview app on your Mac, if the Markup toolbar isn’t showing, click the Show Markup Toolbar button .
- Click the Sign button , then click the X to the right of the signature you want to delete.