The elite modern media engine for macOS. Hardware acceleration overrides for the mpv kernel pipeline, audio driver latency synchronization, and total cache purge routines.
| Target Operational Action / Hotkey | Terminal Command Syntax / Core Tweak |
|---|---|
| Toggle Playback State Pause or resume the active video buffer pipeline instantly. |
Spacebar |
| Summon Technical Inspector Expose real-time hardware decoding metrics, current bitrates, and dropped frames. |
⌘ + I |
| Stream Dynamic Network URL Force-feed a raw web video link directly into the high-performance localized player window. |
open -a IINA "https://example.com" |
| Flush Local Watch History Completely wipe out the application's historical cache of recent files and last window states via system defaults. |
defaults delete com.colliderli.iina history && defaults delete com.colliderli.iina recentDocuments |
| Purge Subtitle & Thumbnail Cache Clear out broken intermediate font remnants, network logs, and downloaded open-subtitles data. |
rm -rf ~/Library/Caches/com.colliderli.iina/* |
| Complete Settings Resets Kill the operational interface runtime and completely clear out the configuration plist trees to fix bugs. |
pkill -9 IINA && defaults delete com.colliderli.iina |
Root Cause: Software decoding fallbacks cause massive CPU spikes on heavy bitrates. Force the underlying mpv kernel to exclusively utilize native Apple Silicon VideoToolbox hardware acceleration protocols:
Root Cause: macOS CoreAudio changes buffering parameters on Bluetooth devices or professional USB interfaces. Force the player to rebuild its strict timeline clock mapping:
Root Cause: macOS window manager states occasionally fail to lock the detached overlay focus above full-screen spaces. Re-register the interface layer layer priorities:
Root Cause: Corrupted third-party JavaScript scripts or custom themes lock up the initial layout runtime engine. Forcefully wipe out the entire user data application support matrix: