Luckily, there are a few things you can do to combat slow Preview performance: you can update to a current version, close resource-heavy applications, delete cache files, or re-save your PDF file. You may have noticed that simple tasks such as zooming in and out within a file or opening multiple photos at once may be painfully slow when using the Preview app. As the go-to utility for viewing PDF and image files, it can be frustrating when you have to deal with slow Preview response times that make it difficult to load or read your files.īut fear not, you can speed up Preview with a few tricks and start viewing images and PDF files without the hassles of sluggish performance. Surprisingly though, for a small image-viewing app, Preview has a stunningly poor performance record. It’s a great simple application that packs a robust set of features like markups, virtual signatures, and photo editing. Whenever you view an image or a PDF on your Mac, Preview is the default app to open. But to help you do it all by yourself, we’ve gathered our best ideas and solutions below.įeatures described in this article refer to the MacPaw site version of CleanMyMac X. So here's a tip for you: Download CleanMyMac to quickly solve some of the issues mentioned in this article.
