Outlook calendar appointments not updating
This sync issue can be easily solved with Akruto Sync that works like a PC-hosted Exchange server.
With this software you can have your own Exchange server for syncing notes (as well as calendars, contacts and tasks) between your i Phone and Outlook.
If you also can’t sync mail, try adding credentials to your SMTP server settings even if it says these fields are optional.
Imagine you have scheduled a meeting at 3pm on your PC and someone accepts it on the i Phone.
In most cases, i Phone can push and pull Outlook data using Exchange Active Sync technology perfectly.
However, sometimes, due to misconfiguration, i Phone can connect to Exchange and pull data but fails to push any changes back to Outlook.
If have a great deal of data or media on your i Phone, and factory reset is not an option, then downgrading to the previous i OS version might be your best option.Double check syncing for mail because if you don’t enable it, your i Phone could stop syncing other types of data or disturb the syncing schedule.If this hasn’t helped you, try to connect another i Phone to this Exchange server using the same credentials.However, if the second account works without any issues, you may want to check syncing calendars is enabled in Exchange account of your smartphone.Also, recheck your credentials and make sure there are no extra spaces before and after your password.
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Another way to identify the problem is setting up another Exchange account on your i Phone and testing how it works with calendar.