If your Casio watch is of 3447 module number (you can find these numbers on the back side of your watch) then this Live PDF Casio 3447 Official Manual suits you. All neccessary settings are perfectly described here with no need to download. You can offer this manual to your friends (that have the same watch) using social sharing. Thanks.
Important! If it takes too long time to open the manual on the page, you can go directly via this link https://casiofanmag.com/manuals/qw3447.pdf
My Casio is 7 years old, time changes to 24 hour, when I reset it back to normal time still reads in a 24 hour setting, after 12 noon. IS this normal for an older type watch?
Below message, Watch is Casio 3100. W-756