Special tools are required to change the number of band segments,so you should not try to do it yourself. In order to prevent damage to band components, possible personal injury, and other problems, take your watch to the place where you purchased it to have the band size adjusted. ...
If your watch cannot connect with a phone for some reason, you can use watch operations to adjust date and time settings. Setting a Home City Setting the Time/Date Switching between 12-hour and 24-hour Timekeeping
If your watch cannot connect with a phone for some reason, you can use watch operations to adjust date and time settings.Selecting Your Home City’s Time Zone Adjusting the Time and Day Setting Configuring the Summer Time Setting (Home City)...
If the watch does not indicate the correct time even if it is able to connect with a phone, adjust the hand and day indicator positions. Adjusting Hand and Day Indicator Alignment If there is a World Time City specified with CASIO WATCHES, its time will also be adjusted automatically.Top...