Preventing Auto-Reject Calls on Android & iPhone

July 21, 2023 0 By tech

Phone auto-reject calls can be caused by various reasons like settings to block certain numbers, ‘Do Not Disturb’ mode, Auto-Reject Calls for Unknown Callers is on, airplane mode is on, or forwarding is active. Understanding these potential triggers is key to resolving the issue. You’ll want to navigate your phone’s settings, making sure no unwarranted blocking rules are in place and ensuring your ‘Do Not Disturb’ and airplane modes are off when you want to receive calls. Don’t forget to regularly clear your call log and keep your software updated for optimal performance. If all else fails, contacting your service provider might be necessary. Knowledge is power – and in this case, the power to stay connected.

Preventing Auto Reject Calls On Android & Iphone

Disable “Calls on Other Devices”

One common reason for phones to auto-reject calls is the “Calls on Other Devices” feature. This feature allows you to answer calls on other connected devices, such as iPads or Macs. However, it can sometimes cause issues with call rejection.

To disable this feature on an iPhone, follow these steps:

  1. Open the Settings app on your iPhone.
  2. Scroll down and tap on Phone.
  3. Select Calls on Other Devices.
  4. Toggle off the switch next to Allow Calls on Other Devices.

Disabling this feature may resolve the problem and prevent your phone from auto-rejecting calls.

Blocked Numbers on Your Device

One common cause of call rejection is having a number blocked on your phone. When a blocked number attempts to call you, the call is immediately redirected to voicemail after only one or two rings. Fortunately, you can easily manage your blocked list and disable call rejection for individual numbers.

To disable call rejection for blocked numbers on your phone, follow these simple steps:


  1. Open the Phone app on your device.
  2. Access the Settings>Phone>Blocked Contacts menu.
  3. You will see blocked contacts list.
  4. Within the blocked list, locate the specific number you wish to unblock.
  5. Tap on “-” symbol and tap unblock.


  1. Go to Settings.
  2. Search block numbers on search menu.
  3. Choose Block numbers.
  4. Tap on “-” symbol to unblock number.

The steps above should be quite similar for Android phones from other brands, such as Samsung, LG, and other brands.

By following these steps, you can effectively prevent your phone from auto-rejecting calls originating from blocked numbers.

Turn off Auto-Reject Calls for Unknown Callers

Unknown Callers on Android & iPhone only can be applied for Unknown Callers, there is no options to auto-reject the incoming call for a known number. To disable the Auto-Reject Calls feature, follow these steps based on your phone’s operating system:

For iPhone Users:

  1. Open the Settings app on your iPhone.
  2. Tap on “Phone” to access the phone settings.
  3. Select “Silence Unknown Callers” and toggle it Off.
  4. Once you have completed these steps, your iPhone will no longer automatically reject calls from unknown numbers.

For Android Users:

  1. Open the Phone app on your Android device.
  2. Tap on the three dots located in the top right corner to access the Settings menu.
  3. Select “Block numbers” from the menu options.
  4. Turn off “Block calls from unknown numbers
Turn Off Auto Reject Calls For Unknown Callers Android

Check and Turn off Flight Mode

When your phone is in Flight Mode, all incoming calls are automatically rejected. While this feature can be useful in certain situations, such as during flights, it may inadvertently block calls if activated unintentionally. Follow the steps below to turn off Flight Mode:

For iPhone Users:

  1. Open the Settings app on your iPhone.
  2. Locate the “Airplane Mode” toggle at the top of the list.
  3. Tap the toggle to switch it from green to grey, disabling Flight Mode.
  4. Alternatively, swipe up from the bottom of your screen to open the Control Center and tap the airplane icon to turn off Flight Mode.

For Android Users:

  1. Swipe down from the top of your screen.
  2. Look for “Airplane icon”, if it green Airplane mode is on.
  3. Tap on “Airplane icon” di turn off Airplane Mode.

Check and Turn off Do Not Disturb (DND)

If you have activated the Do Not Disturb (DND) mode on your phone, it can result in automatic call rejections. This mode is typically used to silence all notifications and calls, except for VIP contacts or emergency services. Follow the steps below to disable the DND mode:

For iPhone Users:

  1. Swipe down from the top right corner of the screen (or up from the bottom of the screen on older iPhones) to open the Control Center.
  2. Look for the crescent moon icon. This represents the “Do Not Disturb” function. If it’s highlighted, “Do Not Disturb” mode is on.
  3. Tap the crescent moon icon to turn off “Do Not Disturb” mode.

For Android Users:

  1. Open the Settings app on your Android phone.
  2. Tap on “Notifications>Do not disturb”.
  3. Turn it off if it On.

Disable Do Not Disturb options also can fix rejected call when using Android Auto.

Remove the Limit on Incoming Calls (iPhone only)

If you have intentionally set a limit on the number of who can call you during Screen Time, it may cause unexpected call rejections. To remove this limit, follow these steps:

  1. Access your phone’s settings menu.
  2. Go to Screen Time” > Communication Limits > During Screen Time.
  3. If “Contacts Only” is on Switch to “Everyone” to allow communication during screen time to anyone.

If someone who is currently restricted by your Communication Limit settings attempts to contact you, their communication will not be successful.

Disable Call Barring Feature

Samsung phones often come equipped with a call-barring feature that allows users to restrict incoming and outgoing calls. Although call barring is typically a user-activated option, it may occasionally be enabled randomly, leading to call rejection. You can easily locate and modify the call-barring settings within the Phone app on your Samsung device.

To disable call barring on your Samsung phone, follow these straightforward steps:

  1. Go to Settings, followed by Supplementary Services.
  2. Tap on “Call Barring > Voice calls”.
  3. Make sure the option for Incoming calls is off. If Incoming calls is on, all incoming calls will be blocked.

Disable Call Forwarding

Another factor that may contribute to call rejection on your phone is call forwarding. Call forwarding is a useful feature that redirects incoming calls from one phone number to another or to a voicemail address. While call forwarding can be advantageous, it may interfere with your ability to answer calls directly on your current handset. Disabling call forwarding will prevent calls from being redirected and ensure that you can answer them promptly on your phone.

Disable call forwarding on an iPhone:

  1. Open the Settings on your iPhone.
  2. Scroll down and tap on “Phone.
  3. In the Phone settings, tap on “Call Forwarding
  4. If call forwarding is enabled, you’ll see the number to which calls are currently being forwarded. To disable call forwarding, simply toggle off the switch next to “Call Forwarding.” The switch should turn from green to gray, indicating that call forwarding is now disabled.

To disable call forwarding on an Android phone, you can follow these steps:

  1. Search for Call Forwarding on the Settings page.
  2. Tap on Call forwarding > Voice calls.
  3. Make sure Always forward options is empty.
Call Forwarding Options
Call Forwarding
Disable Call Forwarding

By disabling call forwarding, you will regain control over your incoming calls and prevent them from being redirected to other devices.

Check Display Over Other Apps Settings (iPhone only)

Sometimes, incoming call-busy notifications can occur when you’re using another application on your phone. Certain settings might prevent calls from being displayed. To ensure incoming calls are shown even when you’re occupied with another app, follow these steps:

  1. Go to your phone’s settings.
  2. Navigate to “Apps & notifications.”
  3. Select the Phone icon or the relevant app.
  4. Find the “Display over other apps” option and ensure it is set to “Allowed.” If it’s disabled, toggle it back on.

Consider SIM Card Replacement

If all else fails and you’re still facing the issue of automatic call decline, it might be worth discussing the problem with your carrier and exploring the possibility of replacing your SIM card. While this step is more drastic, it can be an effective measure to rule out any potential hardware-related issues that could be causing the problem.