The ability to save entire web pages for offline viewing was more reliable in 7.5.1 than in many current browsers.
Go to your device Settings > Security (or Apps) and toggle on Install Unknown Apps for your file manager or browser. opera mini 7.5.1 on android.apk
| Feature | Opera Mini 7.5.1 | Chrome (Latest) | Opera (Latest) | |--------|----------------|----------------|----------------| | APK size | ~2 MB | ~200 MB | ~80 MB | | Data compression | 80-90% | Lite mode: 40-50% | Built-in ad-block & compression ~50% | | Android requirement | 2.3 – 4.4 (works on newer with issues) | 6.0+ | 6.0+ | | JavaScript support | Limited (server-side) | Full | Full | | Security updates | None | Continuous | Continuous | | Offline reading | Excellent | Basic | Good | | Video streaming | No (converts to download links) | Yes | Yes | | Password manager | No | Yes | Yes | The ability to save entire web pages for