The iMovie 10.2.5 update is a "bridge" version—solid, reliable, and necessary for those not yet ready to jump into the latest OS-specific versions. By installing this DMG, you ensure that your editing suite stays crash-free, allowing you to focus on storytelling rather than troubleshooting.
Apple keeps many legacy updaters hidden but accessible via direct links. Try the following URL pattern (currently active as of 2024-2025): imovie 1025 dmg upd