For educational purposes, if you're looking for an older version like 51.1,
Since the Google Play Store will no longer offer the latest updates for your device, you can find compatible legacy APKs on reputable archive sites:
Google Chrome is one of the most popular web browsers globally, known for its speed, simplicity, and versatility. For Android users, installing Google Chrome can enhance your browsing experience. This guide provides a step-by-step approach on how to download and install Google Chrome for Android, specifically focusing on version 51.1. Please note, downloading apps from sources outside the Google Play Store can pose security risks. This guide is for educational purposes.
"Download Google Chrome for Android version 511 (latest/mod/optimized)"
: Using an outdated browser like Chrome 51 on Android 5.1.1 poses security risks, as it lacks modern "Enhanced Protection" and safety updates found in current versions. If you frequently use this device for sensitive tasks, consider a modern alternative if your hardware allows. specific lightweight browser better suited for low-memory Android 5.1.1 devices? Chrome browser system requirements - Google Help