so we could say ' I go to bed at 7 o'clock PM '. We can tell the time without saying AM and PM though - for this, we use the 24 hour clock. The 24 hour clock always uses 4 digits, and we use this ...

Although Windows 11/10 shows a 24-hour lock format on the lock screen, you can change it to a 12-hour format using this step-by-step tutorial. It is possible to change the lock screen clock format ...

so we could say ' I go to bed at 7 o'clock PM '. We can tell the time without saying AM and PM though - for this, we use the 24 hour clock. The 24 hour clock always uses 4 digits, and we use this ...