Problem: Even with 200GB free, Photoshop claims the scratch disk is full.
Fix: Version 26.4.1 handles scratch disk caching differently. Go to Preferences > Performance and ensure "Legacy Scratch Disk Management" is checked. Adobe is aware of an APFS parsing error on macOS Sequoia.
Typography nerds rejoice. Version 26.4.1 finally reads variable font axes (weight, width, slant) directly from your macOS Font Book. If you have installed the "Roboto Flex" font, you can now slide a controller in the Character panel to adjust weight continuously between 100 and 1000 without changing the font file.
While v26.4.1 is generally stable, some users on older iMacs (2017-2019) report UI lag. If you need to revert:
A macOS-exclusive feature: Photoshop 26.4.1 now uses Apple’s NSBackgroundActivityScheduler to auto-save files while you work. Previously, auto-save would freeze the UI for 500ms. Now, it happens invisibly, making the app feel much more responsive on older MacBooks.
Version numbers can be deceiving. Moving from 26.4.0 to 26.4.1 signals a patch release. Adobe is focusing heavily on bug squashing rather than introducing brand-new AI features (those usually arrive in the .0 or .5 releases).
For Mac users, specifically, this update addresses two major headaches: