Cannot set date and time on mac

How to Fix the “Date and Time” macOS High Sierra Bug

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However, there are plenty of reasons you might not want it to do so: changing the time zone to a few hours early, making your clock fast to avoid being late, or maintaining a constant time on your device regardless of location. So try turning this off, and see if you can now adjust your date and time settings. Screen Time was introduced in iOS 12 and allows you to restrict app usage based on certain times of the day. This stops clever miscreants from simply changing the time whenever they want to bypass the Screen Time restrictions.

Why is ‘Set Automatically’ grayed out in iPhone Date & Time settings?

You can remedy it by turning off your Screen Time passcode, making any date and time changes you want, then turning the passcode back on again. Another option is to temporarily turn off Screen Time and see if you can now toggle Set Automatically on or off. Your iPhone uses its location to find the right time zone. The first thing to do is turn this feature off in Location Services to see if that lets you manually change the time. Be sure to turn the Setting Time Zone button back on if you want your iPhone to be able to automatically set the date and time in the future.

How to use, troubleshoot, and repair your Mac

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How to fix incorrect time on your Mac

He spent two years supervising repairs as a Genius Admin for Apple Retail and uses that knowledge to keep our troubleshooting guides up to date. Maybe error 54? This bug affects any iOS device that uses a bit processor and is running iOS 8 or newer, including iPhones, iPads, and iPod touches.

A Reddit thread offers a handful of possible causes of the issue. The most reasonable appears to be that it all comes down to time zones and that setting the date to January 1st, causes the internal clock to be set to less than zero, which confuses the device and crashes it.

Can't change time on Mac Book Pro

Another user claims that he inadvertently suffered this bug when he changed the time zone on his iPhone from Bejing back to New York, experiencing the same issue. One Twitter user says that the device could come back on after 5 hours , while another notes that changing the SIM card could fix the issue , as well.

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Other users, however, say that it has been longer than 5 hours, some upwards of a day, without the device coming back on. Scott Doug Harris Doug Harris Will have to run this command once in a while to see if something is happening.

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It used to be possible to force-refresh the App Store app by tapping ten times on the navigation bar at the bottom, but that feature was removed in iOS In most cases, one of the steps above should have fixed your timekeeping woes on your Mac. There is even a setting that allows your iPhone to use mobile data to automatically download app updates. Connect to your iPhone and lug in that way! How to manually set your Mac's date and time If push comes to shove, you can always manually set the time and date on your Mac. I need to control her settings.

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The date or time might need to be set again, or it might be using custom format. "If your computer is set up to use a network time server, you cannot change the date, time, or time zone."

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