How to turn off OPPOR 1 1 alarm clock vibration?

First, find the "Settings" icon on the OPPO R1/mobile desktop and click to enter, as shown below.

2. After entering the phone setting interface, drop down the menu, then find the column of "Sound and Vibration" and click to enter, as shown in the figure below.

3. After entering the sound and vibration interface, turn off the switch in the column of "ringing mode vibration", as shown in the figure below, so that the alarm clock of the mobile phone will only ring but not vibrate.