You may occasionally need to convert an HEIC file to JPEG on the Mac, perhaps because someone sent you an iPhone picture in the HEIF / HEIC file format, for compatibility purposes, or for any other reason. This article will show you how to concert an HEIC file to JPEG file on the Mac using … Read More
Want to quickly invert a picture on the Mac? You can use the excellent bundled Preview application to invert any image, there is no need for any powerful or expensive photo editing tools. Just as it sounds, inverting a picture will take the colors of that image and reverse them to their opposite, so blues … Read More
The Messages app in newer releases of iOS and MacOS will attempt to render a small preview of any webpage URL or link that is shared within the Messages app. Usually the link preview will pull the title of the article or webpage, an image, and the domain of the URL being shared, all in … Read More
The Preview application for Mac defaults to attaching a name with any annotations made on images and PDF files within Preview, the annotation name is then embedded with the image file or PDF as metadata. This name, which is usually the currently logged in user accounts full name, is included with all annotations done within … Read More
If you open multiple images into Preview on a Mac with some regularity, you may notice that sometimes pictures are grouped into single windows, and sometimes images are opened independently each into separate unique windows. If you’d rather all images be opened into a single window of Preview app on the Mac (or into unique … Read More
For many computer users, filling out PDF forms and PDF documents is a routine occurrence, and the Mac Preview app allows you to easily and quickly fill in a PDF file. The great thing about using Preview to complete PDF forms on the Mac is that there are no additional apps or downloads needed, it’s … Read More
The Preview app on Mac opens PDF files and image documents, and also allows for the easiest way to search PDF files for contextual term matches on a Mac. Even better, Preview can search in PDF files for matches across multiple pages, and it actually highlights each match in bright yellow making it remarkably easy … Read More
Resizing a picture changes the resolution of the image, either increasing or decreasing it as desired by the user. On the Mac, one of the simplest ways to resize a photo is using the bundled Preview application, which is available in all versions of macOS and Mac OS X.
An images color saturation is expressed by the intensity of the color of a picture, thus a picture modified with higher saturation will appear with vivid colors, and a picture with the lowest saturation winds up turning a picture to black and white. Adjusting saturation is a common photo editing technique to both enhance or … Read More
The modern versions of Mac Mail app support an easy to use image and PDF annotation feature called MarkUp. MarkUp allows users to quickly perform annotation tasks like drawing on an image, adding a note, or even adding a signature, it’s essentially the Preview apps editing tools suite but available instantly in Mail for Mac … Read More
The digital cameras included with iPhone, Android, and many others, have an option to geotag pictures using the devices GPS hardware, effectively pinpointing the exact location a photo was taken and bundling that geographic location data into the metadata of a picture. While you can turn off photo geotagging on iPhone and iPad, many users … Read More
Many users who send PDF documents with sensitive data back and forth will password protect the files from their Mac so that only authorized users can read and access the data contained within the document. This is fairly common with everything from contracts to accounting and financial records, and it’s equally common to sometimes require … Read More
The Mac Preview app has long included the ability to digitally sign documents with a signature, but up until the most recent versions of Mac OS X, users had to basically sign a piece of paper and then use the Macs front-facing camera to ‘scan’ and digitize the signature. That has changed with modern releases … Read More
A variety of applications attempt to install Adobe Acrobat Reader into OS X, and many Mac users approve the installation and don’t think much of it. Typically when Acrobat Reader has been installed, it takes over the default PDF viewer that is built into Safari and uses a separate often slower Acrobat plugin for loading … Read More
If you have multiple PDF files that you want to combine into a single PDF file, you can rely on the Macs bundled Preview app to accomplish this. Not only can Preview combine a variety of single or multi-page PDF docs into a single file, you can even add images as pages, remove a page … Read More
Cropping is an essential image editing function, helping to improve composition of a photo, to emphasize the focus of an image, or to reduce unnecessary parts of a picture. While many Mac users use third party tools to perform image cropping, no additional apps are needed to perform the task in OS X, because the … Read More
The PDF file format is ubiquitous for good reason, mostly because it allows for perfect preservation of a documents formatting, text, and other elements, but also because it allows for encrypted password protection of documents. But let’s face it, sometimes PDF files can be bloated, and something that should be 200k or less can be … Read More
Want to convert a color picture to a beautiful black and white version? Believe it or not, you don’t need any fancy apps like Adobe Photoshop, Pixelmator, or even iPhoto to convert images into black and white, all you need is Preview, which is the preinstalled basic image viewing Mac app that comes with Mac … Read More
