Finding a working version of Google Chrome for Android 5.1.1 (Lollipop) has become increasingly difficult because Google no longer officially supports this operating system version. Current versions of Google Chrome generally require .
Specialized in legacy software, this site provides older build links such as Chrome 48 or 51 if your device has very limited RAM. How to Install Chrome on Android 5.1.1 google chrome for android 511 link
Google Chrome for Android 5.1.1: Official Links and Legacy Guide Finding a working version of Google Chrome for Android 5