Whatsapp Can’t Register With This Phone Number

Can't register with this phone numberLet me show you how to solve this error of “Can’t register with this phone number. You can only register with the phone number that was used with Whatsapp on this phone”, which occurs on Android and iOS devices.

The above error is common on iPhone devices from iOS 7 and below, and also on Android mobile running OS 2.3.7 and below. If you own any of the above smartphones running on the said OS version and below, chances are that you’ll encounter the above if you haven’t already error.

But how do you get passed it and have it fixed? If you are like how I was, chances are that it is the same reason you landed onto this post. Let me share with you the working solution which will as well help you fix this error.

How to solve Can’t register with this phone number

1. Upgrade your mobile

For those whose phone’s operating system version can be upgraded, upgrading your mobile to the latest version of the OS can help solve this. Since the problem is on the OS rather than the mobile itself, upgrading for example from iOS 7 to iOS 8 can solve this. Refer to your device settings on how to upgrade to the latest OS.

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2. Purchase a new supported mobile

Yes, buying a new phone in the supported devices list can help solve this error of “Can’t register with this phone number. You can only register with the phone number that was used with Whatsapp on this phone”. Why? Most of the newest mobile devices have newest OS which means that they are compatible to Whatsapp requirements.

Things to note: For Windows phone users, you will no longer be able to use Whatsapp come December 31, 2019. Whatsapp recommends using devices running on Android OS 4.0.3+, iPhone iOS 8+, KaiOS 2.5.1+, etc.

KWS Adams

My name is KWS Adams. Blogging is my Passion. I love writing and sharing about everything. Connect me on Twitter, Facebook and Whatsapp.

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