If you ever need to open a flattened (composite) version of a layered document, choose File > Open and navigate to the image. Then, hold Option + Shift (Mac) / Alt + Shift (Win) and click Open. A dialog appears with the message “Read the composite data instead?” Click OK to confirm.
You can use the same keyboard modifiers and double click a PSD file in the Operating System to open a flattened version of the file
Note: this shortcut only works if the file was saved with the Maximize (PSD and PSB) File Compatibility preference turned on.
When opening a file, holding the Option (Mac) / Alt (Win) + Shift will open a flattened version of a file (instead of a layered one) if the original layered file was saved with the Maximize Backwards compatibility preference turned on.
In this episode of the Complete Picture, I hope to help you avoid unwanted or puzzling results by answering the three most frequently asked questions around opening and round-tripping files from Lightroom to Photoshop.
When saving as a Photoshop PDF file, you can save files with additional security. In the PDF Options dialog box, select the PDF Security options (on the left-hand side), and assign the necessary restrictions on the file such as passwords and permissions.
To create custom New File presets, enter the desired settings into the New dialog and then click the Save Preset button. Your custom settings will appear near the top of the list. (Be sure to name them well so that you know what they are – for example 12 x 12 in at 300 ppi 8 bit RGB).
Option (Mac) / Alt (Win) + Shift + O (or double clicking on an image with the keyboard modifiers) will open a flattened version of a file (instead of a layered one) if the file was saved with the Maximize (PSD and PSB) File Compatibility preference turned on. Note: in PSCS4, a dialog will as if you want to “Read the composite data instead?” – click yes to confirm.