ESN is the abbreviation of Electronic Serial Number and it is a relatively old technology that was one used with the iPhone (iPhone 7 Plus included). It is a serial number that is used to activate the phone over the carrier that is under discussion. On the other hand, it is the ESN that allows the users to use different services onto the network. IMEI is the abbreviation of International Mobile Equipment Identity. It has no relation with the subscriber and is used to just identify the devices. The platform in this regard does not matter. From Symbian to Android and from iOS to Satellite phones each and every one has a unique IMEI that is used to identify the device with ease. In relation to this the IMEI is also used by the law enforcement agencies to track down the suspicious activities over the carrier. In this article, you will be shown how to check and clean ESN and IMEI on iPhone.

Download iSkysoft Toolbox - Erase (iOS) to Delete Junk Files on iPhone Safely

iSkysoft Toolbox - Erase (iOS)

iSkysoft Toolbox - Erase (iOS) - Delete Data on iPhone with 100% Unrecoverable

  • It can delete junk files from iOS (iOS 10) devices to get more storage data on it.
  • iSkysoft Data Eraser can ensure absolutely safe, no one can recover the deleted data again.
  • It can optimize your iPhone, iPad and iPod by compressing the photos.
  • It is a 100% safe software and you can erase all data to protect your private information,

Part 1. What is ESN and How to Clean a Bad ESN

What Does a Bad ESN Means?

A bad ESN means that the user is not able to activate the phone over the carrier. The process that is then to be followed in this regard varies from carrier to carrier. It is for the same reason that the user needs to ensure that the complete guide is searched online with respect to the carrier in question. On the other hand it is also advised to all the users to go through the ESN terminology so that the phones can be checked without any issue. However still if a user purchases a phone with bad ESN then it is advised to ask for the refund from the seller as the phone will not be activate till it is not fixed. The next part of the tutorial is actually a guide that will allow the users to ensure that the overall issue with respect to the bad ESN is resolved completely. The guide has been compiled generally and as mentioned before the bad ESN issue resolution varies from carrier to carrier.

How to Clean a Bad ESN?

The process that is to be followed in relation to the bad ESN has been mentioned as under. Each and every step that has been mentioned is embedded with screenshot and therefore the user needs not to worry about the implementation as it has been made too easy to follow.

Step 1. You can click here to check the ESN of the mobile phone that is in question.

check esn

Step 2. The user then needs to check the ESN by putting the number within the main menu and clicking check ESN.

check esn

Step 3. If the ESN is not good or the device is not ready for activation then the user gets the below error. On the other hand if the ESN is good then the screen will appear like following in green. Both of the screenshots are given side by side.

check esn good or not

Step 4. To clear the bad ESN issue it is then advised to all the users to visit this page.

Step 5. The ESN is then to be entered and the delivery mode is then to be selected to proceed in this regard. It also completes the process in full. The phone will be delivered to the user within the time mentioned. As for the old phone the user can ask for a refund.

check esn

Part 2. How to Check and Clean IMEI on iPhone?

1. For the checking of IMEI it is advised to type in *#06# once the keypad has been opened. Alternatively the user can also check the IMEI from the settings. The path that is to be followed is settings > General > about > IMEI.

check imei

2. To verify the IMEI the user needs to visit the verify page to check the IMEI of the phone. Again it is to be noted that the IMEI cleanup changes from carrier to carrier and therefore we can not provide general process that could be followed.

verify imei

3. The select page that is then to be visited and the user needs to select the model and the network on which the phone is to be unlocked.

select phone model

4. The iPhone IMEI is then to be entered and the user needs to ensure that the unlock now is pressed again. After filling in the billing info the user will be charged $28 and the phone will be activated within 24-48 hours flat. This also completes the process in full.

check imei

Last article   |   Next article