Method One, lock screen rotation through control center
1. As shown in the following illustration, we use our fingers to sweep up the bottom of the screen on the ipad main screen.
2. Then we click "Lock" in the control center.
3. Here the lock screen is rotated.
Method Two, through the IPad side bar switch lock screen rotation
1. This method is step-by-step set, we go into the ipad "settings"
2. Find the "universal" option
3. Then click the "side Switch for" option
4. At this point we will see a "Lock screen rotation" option and then click Enter.
5. Set the side switch to lock the screen after the rotation, we slide the iPad side switch to try
6. Then on the screen you can see the display of the screen is locked, as shown in the picture
Small Tips
This article to iOS7 as an example if you are using the IOS6 settings will be a little different, here IOS6 I do not introduce OH.