The details are as follows:
1. Open the phone and find the setting icon on the desktop. Click to enter.
2. After entering the setting page, click the intelligent auxiliary option below.
3. In the opened intelligent auxiliary page, click the accessibility option below.
4. Enter the barrier free page, find the magnifying gesture function below and click Open.
5. Enter the magnifying gesture page and click the switch on the right side of the function options below.
6. After enabling the magnifying glass function, if you need to use the magnifying glass, you only need to click it three times in a row quickly.
7. If you need to close the magnifying glass, you only need to click it three times in succession to restore it.