Display method and related apparatus for locking a window

An electronic device, comprising:

• at least one processor;
• and
• a memory coupled to the at least one processor and configured to store programming instructions that, when executed by the at least one processor, cause the electronic device to:
• display an interface of a first application, wherein:
• the interface of the first application comprises a first window and a second window,
• the first window is displayed in a first display area on a display screen of the electronic device,
• the second window is displayed in a second display area on the display screen of the electronic device,
• a first page of the first application is displayed in the first window,
• a second page of the first application is displayed in the second window, and
• the second page is a sub page of the first page;
• receive a first input for the first page;
• display a third page in the second window in response to the first input, wherein the third page is a first sub-page of the first page;
• receive a second input for the interface of the first application;
• display a first lock symbol in response to the second input, the first lock symbol indicating that the first window is locked;
• receive a third input on an item of the first page displayed in the first window;
• and
• display a fourth page in the first window in response to the third input, wherein:
• the fourth page is a second sub-page of the first page, and
• the third page and the fourth page are at a same layer.