Version 12.3 integrated the Content Authenticity Initiative (CAI) deeply. Photographers can now attach "Content Credentials" to their exports—a cryptographic digital signature that shows who created the image, when, and what edits were made. This is Adobe’s direct response to AI-generated imagery and misinformation. When you export a JPEG from Lightroom Classic 12.3 with "Include Content Credentials" checked, anyone viewing the file on a supported platform (like Twitter or the CAI’s Verify tool) can see the edit history and confirm provenance.
Wedding/Event:
Landscape:
Portrait:
Shortcut: Ctrl+Shift+E / Cmd+Shift+E
Export dialog options:
| Section | Settings | |---------|----------| | Export Location | Specific folder, add to Catalog, stack with original | | File Naming | Custom text, date, sequence | | File Settings | Format: JPG, TIFF, PNG (NEW in 12.3), DNG, Original | | | Quality (for JPG/PNG), Color Space (sRGB for web, AdobeRGB for print) | | Image Sizing | Resize to fit (dimensions), Resolution (ppi) | | Output Sharpening | Screen/Glossy/Matte (Low/Standard/High) | | Metadata | Copyright, Contact, all except camera raw info | | Watermarking | Add graphic or text watermark | Adobe Lightroom Classic 12.3
PNG export (12.3): Great for transparent backgrounds if you’ve masked out subject.
No software is perfect. Before you upgrade, be aware of these lingering issues (as reported by the community):
First, a quick clarification for new users: Adobe Lightroom Classic is the desktop-focused, file-based version of Lightroom (as opposed to the cloud-native "Lightroom" CC). Version 12.3 sits within the 2023 release cycle. Version 12
Released in late spring (typically April/May) of 2023, 12.3 is not a feature-packed revolution like the introduction of AI Masking was in v12.0. Instead, it represents a maturation. It is the version where Adobe stopped adding new toys and started fixing the engine.
Upgrade immediately if:
Skip for now if: