Recovery Mode LENOVO A850

How to enter recovery mode in LENOVO A850? How to open recovery mode in LENOVO A850? How to boot recovery mode on LENOVO A850? How to use recovery mode in LENOVO A850? How to exit recovery mode in LENOVO A850?

The hidden mode of Android 4.2 Jelly Bean called recovery should allow you to perform hard reset, wipe cache partition or Android 4.2 Jelly Bean update. So follow the steps of recovery mode tutorial: