Screen protector sticking method, screen protector sticking tool, and screen protector plate assembly

A screen protector sticking method, comprising the following steps:

• S1:
• placing an electronic device in a screen protector sticking tool;
• S2:
• locating a screen protector plate assembly on the screen protector sticking tool to enable the screen protector plate assembly to be in a tight state, wherein a gap is reserved between the screen protector plate assembly and the electronic device, and a pull handle portion of the screen protector plate assembly is arranged close to the electronic device;
• S3:
• pulling the pull handle portion to flip over the screen protector, and separating the screen protector from a main body film in a direction from a first end towards a second end;
• S4:
• pulling the pressing assembly to press the screen protector plate assembly, so as to move the pressing assembly from the first end to the second end;
• and
• S5:
• peeling off a locating film, and taking out the electronic device.