Electron 40.0.0 has been released with upgrades to Chromium 144.0.7559.60, V8 14.4, and Node 24.11.1. New features include HDR color space support for offscreen rendering, hardware acceleration detection API, system accent color retrieval on Linux, File System API grant persistence, and dynamic ESM imports in preloads. Breaking changes include deprecation of clipboard API access from renderer processes and compression format changes for macOS debug symbols. Electron 37.x.y has reached end-of-support.