You can schedule events using the Calendar app on your iPhone. You can also Send and accept invitations using the Calendar app on your iPhoneKeeping all your scheduled events and appointments will help you stay on top of your routine and not miss anything important during the day. However, some users have reported that their calendar events have disappeared on their iPhones. If you're also experiencing the same issue with the app, Apple CalendarHere are some practical solutions to help you resolve the issue of events disappearing from the Calendar app on your iPhone.

1. Enable synchronization of all events
If your iPhone calendar events and appointments are disappearing, you'll need to ensure your events are synced to Calendar. This means enabling event sync for all events you schedule without any time restrictions. For example, you can only sync all events up to six months old, which you should avoid. Here's how.
Step 1: Open an app Settings on your iPhone.

Step 2: Scroll down and select Calendar.

Step 3: Scroll down and tap synchronization.

Step 4: Locate All events From a list options.

Step 5: close Settings Open the Calendar app to check if the issue is resolved.

2. Check your default calendar account.
You can add multiple email accounts to your iPhone and sync your calendar with the Calendar app. You can have different calendars for home and work, so you need to check which calendar is set as your default. Here's how.
Step 1: Open an app Settings on your iPhone.

Step 2: Scroll down and select Calendar.

Step 3: Click on the accounts.

You will see all email accounts signed in to your iPhone.
Step 4: Locate one Check which ones are synced with your calendar app.

Instead, here's how to check your default calendar.
Step 1: Open an app Calendar on your iPhone.

Step 2: Click on Calendars At the bottom.

You'll see all calendars synced with the Calendar app. You can deselect the option you don't want to use.

3. Enable iCloud Calendar sync
If your calendar events still aren't appearing on your iPhone, you'll need to check if you have iCloud calendar sync enabled. The default Calendar app needs to sync with iCloud to allow data sync across your Apple devices. Here's how to check.
Step 1: Open an app Settings on your iPhone.

Step 2: Click on Account name Your Apple ID.

Step 3: Click on iCloud.

Step 4: Click on Show all.

Step 5: click on the button switch Next to the Calendar app to sync it with iCloud.

Step 6: Close Settings and open Calendar to check if the issue is resolved.

You can also read our post if: Calendar is not synced to your iPhone..
4. Check your internet connection
After enabling iCloud sync, you need to make sure you're using a strong internet connection to quickly sync all your events. If there's a delay, you can switch from mobile data to Wi-Fi. Check internet speedAfter connecting to Wi-Fi, open the Calendar app to check that your events are syncing.
5. Update the internal control circuit
If none of these solutions work, your last resort is to update the Calendar app. Although the Calendar app appears in the App Store, you typically get most of the improvements with an iOS update.
Step 1: Open an app Settings on your iPhone.

Step 2: Scroll down and tap general.

Step 3: Click on upgrade software.

Step 4: If an update is available, download and install the iOS update.
After the installation is complete and your iPhone restarts, open Calendar on your iPhone to check if the issue is resolved.
Don't miss your events!
These solutions will help you avoid missing important events, meetings, or calls if events disappear from the Calendar app on your iPhone. The Calendar app can also be an alternative to the Reminders and Notes app. When you add an event or set a reminder in the Calendar app, you'll receive alerts on your iPhone to keep you informed. However, if you're having trouble receiving these alerts, you can refer to our post containing solutions.Fix Calendar Alerts Not Working on iPhone.



