The Samsung Galaxy S2 (GT-I9100) was released in 2011. By 2021, it was a decade old — a geological epoch in smartphone years. Android 4.1 (Jelly Bean) was its last official OS, yet here is a blog post or forum thread from 2021 offering a custom recovery tool. The year suggests not freshness, but the final gasps of a community. The fact that someone in 2021 still needed to download CWM 6.0.4.5 — not 6.0.5.1 or a TWRP version — implies they are following a guide written years earlier, likely to flash a KitKat or early Lollipop custom ROM.
: Power off the phone, then press and hold Volume Up + Home + Power buttons until the logo appears. Flashing the Zip : Select Install Zip -> Choose zip from sdcard . Navigate to the downloaded .zip file and select it. The Samsung Galaxy S2 (GT-I9100) was released in 2011