Optimizing your vintage tablet starts with finding the right software. Android 3.0 Honeycomb was a unique, tablet-only era of Google’s history, and while most developers have moved on, the legacy ROMs remain available for enthusiasts. Top Android 3.0 Honeycomb ROM Sources
Since this version has been unsupported since 2016, you won't find it on modern repository sites. Your best bets are legacy community threads: android 30 honeycomb rom download top
Important Note: Android 3.0 Honeycomb was never officially released for phones. Installing these ROMs on a smartphone will result in a bootloop. These ROMs target Tegra 2-based tablets only. Optimizing your vintage tablet starts with finding the
It sounds like you're looking for an Android 3.0 (Honeycomb) Your best bets are legacy community threads: Important
Recent Apps Multitasking: Introduced a dedicated button to see visual thumbnails of currently running apps for quick switching.
VirtualBox Images: Some developers host modified Honeycomb images on Google Drive for use in PC emulators. Top Legacy Devices for Honeycomb