Why is my iPhone 12 Randomly Vibrating? Causes and Fixes

Ever had your iPhone 12 randomly vibrate for no apparent reason? It’s happened to the best of us and can be quite baffling. But don’t worry, we’ve got you covered! In this article, we’ll walk you through some steps on how to troubleshoot this mysterious vibration issue and provide you with some tips to prevent it from happening again.

Step by Step Tutorial: Fixing Random Vibrations on iPhone 12

Before we dive into the steps, let’s quickly understand what we’re trying to achieve here. We want to identify the cause of the random vibrations and eliminate it, so your iPhone 12 functions normally again.

Step 1: Check for Unread Notifications

Start by checking if there are any unread notifications that could be causing the vibrations.
Notifications are often the culprit behind random vibrations. Your iPhone 12 may be set up to vibrate when you receive a notification, but if you miss seeing it, the phone might vibrate again to remind you.

Step 2: Inspect Your Apps

Review the apps on your iPhone 12 to see if any have push notifications or alerts enabled that might cause vibrations.
Sometimes, specific apps have their own notification settings that can cause your phone to vibrate unexpectedly. Look through each app’s settings and adjust them accordingly.

Step 3: Update Your iOS

Ensure that your iPhone’s operating system (iOS) is up to date, as bugs causing vibrations could be fixed in newer updates.
Apple frequently releases updates that not only introduce new features but also fix known bugs. An outdated iOS could be the reason for random vibrations.

Step 4: Reset Your Settings

If the above steps don’t work, try resetting all your iPhone’s settings to their default state.
This step is a bit drastic, but it’s effective in ruling out any settings causing the issue. Don’t worry; this won’t delete any of your data—it will only reset settings like Wi-Fi passwords and wallpaper.

Step 5: Contact Apple Support

If all else fails, contact Apple Support for further assistance.
Sometimes, the problem might be hardware-related, and in such cases, it’s best to get professional help from Apple Support.

After completing these steps, your iPhone 12 should stop vibrating randomly. If the issue persists, it might be a hardware problem that requires professional attention.

Tips to Prevent Random Vibrations on iPhone 12

  • Regularly update your apps and iOS to the latest versions.
  • Periodically review your notification settings to ensure they’re set up as you prefer.
  • Consider using Do Not Disturb mode during certain times to prevent unexpected vibrations.
  • Keep an eye on the health of your iPhone’s battery, as a faulty battery can sometimes cause vibration issues.
  • If you use third-party apps, make sure they are reputable and known for not causing issues with your device.

Frequently Asked Questions

Why does my iPhone vibrate for no reason?

It could be due to unread notifications, app alerts, or even a software bug. Following the troubleshooting steps above should help identify the cause.

Can a software update fix the random vibration issue?

Yes, software updates often contain bug fixes that can resolve issues like random vibrations.

Will resetting my settings delete my data?

No, resetting your settings will only revert them to their default state. Your data, such as photos and messages, will remain intact.

Is it possible that my iPhone’s battery is causing the vibrations?

Yes, in some cases, a faulty battery can cause your iPhone to vibrate randomly. It’s best to have it checked by a professional if you suspect this is the case.

Should I be concerned about random vibrations?

While it’s likely not a serious issue, it’s best to resolve it as it can be indicative of an underlying problem and can also be quite disruptive.


  1. Check for unread notifications.
  2. Inspect your apps for push notifications or alerts.
  3. Update your iOS.
  4. Reset your iPhone settings.
  5. Contact Apple Support if the problem persists.


There you have it—the mystery behind your iPhone 12’s random vibrations solved! It’s more common than you think, but with the steps provided, you should be back to a buzz-free life in no time. Remember, keeping your iPhone up-to-date and being mindful of your settings can go a long way in preventing such issues. If you’ve tried everything and your iPhone is still shaking up a storm, don’t hesitate to reach out to Apple Support. After all, nothing beats a peace of mind knowing your trusty device is functioning as smoothly as it should. So, the next time your iPhone 12 starts vibrating randomly, you’ll know exactly what to do!

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