Canon EOS 250D Advanced User's Manual page 476

Sensor Cleaning Problems
The shutter makes a sound during sensor cleaning.
When you select [Clean nowf], the shutter will make a mechanical
z
sound, but no picture is taken (= 273).
Automatic sensor cleaning does not work.
If you repeatedly turn the power switch <1> and <2> within a short
z
time period, the <f> icon may not be displayed (= 41).
Computer Connection Problems
Communication between the connected camera and computer
does not work.
When using EOS Utility (EOS software), set [z: Time-lapse movie] to
z
[Disable] (= 238).
I cannot transfer images to a computer.
Install EOS software on the computer (= 484).
z
When a Wi-Fi connection is established, the camera cannot be
z
connected to a computer with an interface cable.
476