: Hit Start . The phone will reboot once the process is complete. Method 2: Flashing via Existing Recovery (Zip)
Complete Installation Guide: ClockworkMod (CWM) Recovery v6.0.4.5 for Galaxy S2 GT-I9100 Flashing custom firmware on the classic Samsung Galaxy S2 GT-I9100 : Hit Start
: Install Samsung USB Drivers and download Odin v3.07 or newer. Galaxy S2 GT I9100 custom recovery
Download CWM Recovery V6.0.4.5 for Galaxy S2 GT I9100 zip 2021, CWM 6.0.4.5, Galaxy S2 GT I9100 custom recovery, Odin flash CWM, install CWM Galaxy S2 2021. Odin flash CWM