You must find an archived version of the Adobe Flash Player 11.1 APK from a reputable third-party site like APKMirror or Internet Archive .

Adobe officially ended support and blocked Flash content from running as of January 12, 2021. Using archived versions can leave your tablet vulnerable to data theft or malware.

For an Android 4.0.4 tablet, is the only official version compatible with Ice Cream Sandwich. However, downloading and using it in 2026 is not recommended due to critical security risks and the fact that most modern browsers no longer support it. Summary Review of Flash Player for Android 4.0.4

Open the downloaded .apk file and tap Install . Once installed, open your browser settings (e.g., in Dolphin) and set Flash Player to "Always On". Modern Alternatives

While it was designed to play videos, games, and animations, Flash is highly processor-intensive and known to drain battery life quickly on mobile devices.