Canon EOS 250D Advanced User's Manual page 424

Change device nickname
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You can change the nickname using the virtual keyboard (= 427).
Viewable imgs (= 370)
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Displayed when [qConnect to smartphone] is selected. Settings will
appear at the bottom of the screen.
Delete connection information
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When deleting connection information for a paired smartphone, also
delete the camera information registered on the smartphone (= 357).
For Web services, visit the CANON iMAGE GATEWAY website to delete the
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connection settings.
5
Select an item.
Change or delete the connection
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settings on the displayed screen.
424