There are a few possible reasons why you might not be able to make outgoing calls on your iPhone 5s. The first thing you should do is check to make sure that you have service. If you’re in an area with poor service, your phone may not be able to connect to the network. You can also try turning Airplane Mode on and then off again, which may help your phone reconnect to the network.

To make a call on your iPhone, you can either use the Phone app or the FaceTime app. The Phone app lets you make regular phone calls, and the FaceTime app lets you make video calls. To use either app, just open it and tap the phone icon or the video camera icon to start making calls.

To answer a call on your iPhone 5s, simply lift it to your ear. You’ll hear a ringtone, and the caller’s name or number will appear on the screen. To answer, press the green button.

Yes, the iPhone 5s can make calls over Wi-Fi. To do this, you need to be in a location where you have access to a Wi-Fi network and your iPhone 5s needs to be connected to that network. Once you are connected, you can make calls as you normally would.

If your phone is not allowing you to make calls, it could be for a variety of reasons. One possibility is that you have no service. Another possibility is that your phone is turned off or in airplane mode.

To activate calling on your new iPhone, you will need to insert a SIM card into the phone and turn it on. Once the phone is turned on, you will be prompted to enter your SIM card’s PIN number. After the PIN number is entered, you will be asked to choose a network. Select your desired network and then follow the on-screen instructions to complete the activation process.

To make a phone call on this phone, first, open the Phone app. Then, enter the number you want to call on the keypad. Once you’ve entered the number, press the Call button to place the call.

Dial Assist is a feature that was introduced in iOS 8. It helps you to dial a phone number by automatically detecting and inserting the correct country code and area code.

Apple has stopped supporting the iPhone 5 with updates to newer versions of iOS. The iPhone 5 was released in 2012 and is no longer being manufactured, so Apple has stopped developing updates for it.

To upgrade to iOS 5S, connect your device to a computer and open iTunes. Select your device in the upper-left corner of the iTunes window, and then click the Check for Update button in the Summary pane. Click Download and Update to install the latest version of iOS.