What is CWM (ClockWorkMode) in Android

CWM (ClockWorkMod) Recovery in Android OS. 

What is CWM Recovery ?smartphone recovery

CWM (ClockWorkMod) Recovery is a Custom Recovery for Android tablets and smartphones to allow user to Backup/Install and restore ROM,gain root access,kernels & mods ,backup full device data. CWM work as  alternative to Stock Recovery . CWM was built by Koushik Dutta (Koush) a well named developer in Android world. Somehow CWM work better than Stock Recovery  as its have better and more option which we do not have in Stock Recovery.

 Different Android devices have different method to install CWM but the common and easy way to install CWM over Stock Recovery is ROM Manager . Rom Manager is an app which available on Google Playstore. 

Note:- Make a deep search before installing CWM on your android device. Make sure every thing work perfect. 

Rom Manager 

You may also like to read :

Android System Recovery
CWM Recovery for Rockchip tablets
What is a difference between Stock and Custom Firmware .