Canon SX200 LS - Manual (Page 122)

: Protecting Images
122
Protect images.
● Press the
p button, select [Protect] and
press the m button.
Select All Images
Select [All Images].
● Follow Step 2 on p. 121 to select [All
Images] and press the m button.
Protect images.
● Press the
op buttons or turn the  dial,
select [Protect] and press the m button.
You can unlock groups of protected images if you select [Unlock] in Step
2, while in [Select Range] or [All Images].