“Not All Contacts Were Deleted” in iPhone, How to Fix? Are you unable to delete a contact in your iPhone? Not all contacts were deleted, read-only message pop up is all you are seeing? One or more of the contacts may be read-only error can be fixed following the troubleshooting steps given here. iPhone contacts are not ready only by default. When you have iCloud Contacts enabled, all your contacts are uploaded to iCloud and stored safely. You can delete any contacts on your iPhone and the same will be updated to your iCloud account, contacts app. Unfortunately, some users mess up their contacts accounts on iPhones by downloading contacts from their Social Media accounts. When users move from android, they use their Google Contacts on iPhone to easily move all their contacts from android to iPhone. Not All Contacts were Deleted Read Only Error Initially, it won't be an issue. But over the period, I did notice that the upload of contacts that we create on iPhone sometimes failed to be stored in Google Contacts. To avoid such a problem, I suggest our users consider iCloud Contacts only. Move all your contacts from Google Contacts to iCloud and later, if you are moving to android, you can again move the updated contacts to google contacts again. This saves us from worries about missing any recently added contacts. Let’s focus on the “Not All Contacts were Deleted and Read-Only in iPhone ” Error message and Fix it. The possible reasons are, 1. If you have imported contacts from Facebook or any other social networking apps to your iPhone and when you delete that contact, you will see the error. 2. If the contacts were stored on a SIM Card, which was a feature in some networks with regular feature phones and android phones. You will be able to move contacts to SIM memory. That is another possibility to see the error “Not All Contacts were Deleted and Read Only” message when you try to delete them. 3. You tried Deleting Contacts. You have to try deleting the contact by opening the Phone App – Contacts – navigate to a specific contact, then try deleting it. How to Fix Not All Contacts Were Deleted and Read-Only in iPhone? You know, the reason Why you are unable to delete the Contacts by now. To fix this problem, all you have to do is, go to “ Settings – Contacts ” and select any third-party logins you have added to import contacts in your iPhone. You can verify the Contacts sources by going to “ Phone App – Contacts – Groups ” at the top right corner of the Contacts page. There you can manually select and deselect any contacts sources that are imported to your iPhone. When you deselect all the sources ( like iCloud, Google Contacts, etc., ) and if you are still seeing any contacts present in the Phone App – Contacts page. Then those contacts are stored on your SIM Card. I hope this helped you to Fix Not All Contacts were Deleted and Read-Only Error Messages on iPhone. Thanks for reading and if you find this post useful, do share it with your friends on Twitter and Facebook. Someone facing a similar problem will be able to fix the iPhone Contacts unable to delete issue as well. Have a wonderful day!