Canon EOS 650D released new firmware upgrades the latest firmware version 1.0.4, the new firmware is mainly to make the following changes:
Fixed an issue where the camera and some lenses with stepper motors are used in combination, the following phenomena may occur.

Affected Lens: EF-S 18-135mm f/3.5-5.6 IS STM / EF-S 18-55mm f/3.5-5.6 IS STM

When trying to take pictures with the lens cap or on the live view (or movie) aligned shooting low contrast objects, the camera may stop working, but this rarely happens.

EOS Utility software may not be able to fine-tune the focal length when remote live view.

Fixed camera does not recognize some SD cards situation.

Corrected some typos on the menu screen.