The free trial is for 30 days-after that, you’ll need the paid version. In the Finder, navigate to where you downloaded the file and double-click it to run the installer.If you are upgrading to the paid version, click the download link in the purchase-confirmation email. Download the free trial from PSB Quick Look Trial.1.13.pkg.PSB Quick Look requires Mac OS 10.9 (Mavericks) or later. PSB Quick Look is twenty times faster, with both PSBs and PSDs. Mac OS 10.15 (Catalina) does provide PSB previews and thumbnails, but it’s very slow on large files, taking 20 seconds or more per file. If you’re on Mac OS 10.14 (Mojave) or earlier, PSB Quick Look is required for Finder to display PSB previews and thumbnails. While PSD files are limited to a maximum of 30K x 30K pixels and a total of 2 gigabytes, PSB files can be as large as 300K x 300K pixels, with no limit on total byte size. With higher-resolution cameras, panoramas, HDR, and sophisticated multi-layer editing, more and more Photoshop users are adopting the PSB file format. Twenty times faster than Finder’s default Quick Look previews and thumbnails for very large files.Fast-10-gigabyte files preview in just a second or two.PSB Quick Look provides fast previews and thumbnails for Photoshop PSB and PSD files in the Mac Finder and file open/save dialogs.

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