Google Translate Auto Switch automatically detects your visitor's browser
language or IP location and serves the store in their language — no manual
selection needed.

Features:
- Auto-detects browser language (navigator.language)
- Falls back to IP geolocation (ip-api.com, free, no API key needed)
- Switches OpenCart native language if a matching language pack is installed
- Falls back to Google Translate for all other languages (100+ languages)
- Custom language dropdown — no Google branding visible
- Language selection persists across pages (cookie-cached 30 days)
- Admin setting to choose widget position: header, body, footer, or custom element
- PageSpeed optimized: requestIdleCallback, fetchpriority=low, defer loading
- Zero memory leaks — safe MutationObserver implementation
- Compatible with OpenCart 3.x default theme and Journal 3