Apple Releases macOS Tahoe 26.3 With Security Patches and Bug Fixes
Apple frames the update as a maintenance release focused on security with a documented fix for window resizing.
Overview
- macOS Tahoe 26.3 is now publicly available to download, with a 13+ GB installer that requires a restart to complete installation.
- Apple’s developer notes highlight a specific fix that corrects difficulty resizing windows when grabbing expected edges.
- Release notes emphasize security and do not mention changes for the Liquid Glass or Reduce Transparency accessibility complaints reported by users.
- Direct Apple CDN links are available for the full installer (InstallAssistant.pkg) and the UniversalMac_26.3_Restore.ipsw firmware.
- Apple also issued security updates for older macOS versions (Sequoia 15.7.4 and Sonoma 14.8.4) and released updates across iPhone, iPad, Apple Watch, Apple TV, and Vision devices.