I m on a 66c plan, how do I change to a 66a plan?

You can change your 3G** through the following channels:

1.You can log in to the online business hall.

Click to do business **Handle.

**Change, select the one you need to change**, and confirm the process. Your new** will take effect on the 1st of the following month;

2.After you log in to the mobile phone business hall client, click on the service to handle the business 3G** change, select the **type that needs to be changed**OK, and the change** will take effect the next month;

3.Log in to the touch screen version of the mobile phone business hall, click on the 3G ** change for business handling, select the ** type that needs to be changed, and the change will take effect the next month;

4.You can also bring the original valid ID card to Unicom's own business office.

You can apply for an iPhone** in the following ways:

1.New and old users can use iPhone by purchasing China Unicom iPhone contract machine**;

2.Licensed iPhone terminals purchased through social channels such as Apple stores can be handled if the local policy of "bringing your own phone to the network" is carried out.

If the change of 3G** is unsuccessful, it cannot be ruled out that there are certain conditions. The reasons for the unsuccessful change of mobile phone to 3G** are:

1.Your mobile phone is in arrears and cannot be changed;

2.You've already changed it in the current month**;

3.Your mobile phone is in abnormal service status such as downtime insurance number, loss report, etc., or is a blacklisted user;

4.During the period from the last day of the month to the beginning of the month, it may affect your use of ** to change the business;

5.From 00:00 to 24:00 on the last day of the month at the end of each month, you cannot change the business of **;

Prepaid users cannot apply for 3G transfer services in online business halls;

7.The original mobile phone does not support the change of 3G**, if you participate in our contract plan, during the contract period, you can only support the conversion or conversion to higher ** in the flat file**, which method of no Jing successfully turned to low**.

Excluding the above situation, it is still not resolved, and the draft is discussing the contact with the Unicom customer service of the place where the number belongs to understand.

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According to the information you provide for the hood, if the change** is unsuccessful, it cannot be ruled out that there are certain restrictions. For example, the reasons for the unsuccess of changing 3G** to 3G** are:

1.Your mobile phone is in arrears and cannot be changed;

2.You've already changed it in the current month**;

3.Your hand-stuffy machine is in abnormal service status such as shutdown number protection, loss report, etc., or is a blacklisted user;

4.During the period from the last day of the month to the beginning of the month, it may affect your use of ** to change the business;

5.From 00:00 to 24:00 on the last day of the month at the end of each month, you cannot change the business of **;

6.If you participate in our company's contract plan, the shirt only supports conversion or conversion to higher in the flat file during the contract period, and cannot be successfully converted to low**.

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If you are unable to change the **, it cannot be ruled out that it is due to the following circumstances in the number:

1.Your mobile phone is in arrears and cannot be changed;

2.You've already changed it in the current month**;

3.Users with contract plan limitations;

4.Your mobile phone is in abnormal service status such as downtime insurance number, loss report, etc., or is a blacklisted user;

5.During the period from the last day of the month to the beginning of the month, it may affect your use of ** to change the business;

6.From 00:00 to 24:00 on the last day of the month at the end of each month, you cannot change the business of **;

7.Other factors prevent the change from being processed**.

If the above circumstances are still not changed, it is recommended that you contact the manual customer service of Unicom where the number belongs for verification, and the actual situation is subject to the local policy of Fantan.

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The reasons for the unsuccessful change of mobile phone to 3G** are:

1.Your phone is in arrears and cannot be changed;

2.You've already changed it for the month**;

3.Your mobile phone is in abnormal service status such as downtime insurance number, loss report, etc., or is a blacklisted user;

4.During the period from the last day of the month to the beginning of the month, it may affect your use of ** slag to change the business;

5.From 00:00 to 24:00 on the last day of the end of the month, you cannot change the business of **;

Prepaid users cannot apply for 3G transfer services in online business halls;

7.If you participate in Unicom's contract plan, you can only switch to a higher level during the contract period, and you can't successfully convert to low.

The reasons for the unsuccessful change of mobile phone to 3G** are:

1.Your phone is in arrears and cannot be changed;

2.You've already changed it for the month**;

3.Your mobile phone is in abnormal service status such as downtime insurance number, loss report, etc., or is a blacklisted user;

4.During the period from the last day of the month to the beginning of the month, it may affect your use of ** to change the business;

5.From 00:00 to 24:00 on the last day of the month at the end of each month, you cannot change the business of **;

Prepaid users cannot apply for 3G transfer services in online business halls;

7.The original**mobile phone does not support the change of 3G**, if you participate in Unicom's contract plan, during the contract period, only the shirt is omitted to be converted or transferred to a higher ** in the flat file**, and it cannot be turned into a low**.

If the above situation is excluded or rotten, it is recommended that you contact the customer service of 10010 where the number belongs to understand.

The reasons for the unsuccessful change of 3G ** on the mobile phone are:

1.The mobile phone is in arrears and is not allowed to be changed;

2.The balance of the current month has been changed**;

3.The mobile phone is in abnormal service status such as downtime insurance number, loss report, etc., or is a blacklisted user;

4.During the period from the last day of the month to the beginning of the month, the business of changing the use of the lead meal may be affected;

5.From 00:00 to 24:00 on the last day of the month at the end of each month, you cannot change the business of **;

Prepaid users cannot apply for 3G transfer services in online business halls;

7.The original **mobile phone does not support changing 3G**, such as participating in Unicom's contract plan, during the contract period, it only supports conversion or conversion to higher ** in the flat file**, and cannot be successfully converted to low**.

According to the information you provide, if the change** is unsuccessful, it cannot be ruled out that there are certain conditions. For example, the reasons for the unsuccess of changing 3G** to 3G** are:

1.Your mobile phone is in arrears and cannot be changed;

2.You've already changed it in the current month**;

3.Your mobile phone is in abnormal service status such as downtime insurance number, loss report, etc., or is a blacklisted user;

4.During the period from the last day of the month to the beginning of the month, it may affect your use of ** to change the business;

5.From 00:00 to 24:00 on the last day of the month at the end of each month, you cannot change the business of **;

6.If you participate in our contract plan, you can only support conversion or conversion to higher in the flat file during the contract period, and cannot be successfully converted to low.

If this is not the case, it is recommended to contact the Unicom customer service of the place where the number belongs to understand.

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Unable to change** does not rule out that the number is caused by restrictions, and it is recommended to troubleshoot through the following 3G** unsuccessful conditions:

1. Your mobile phone is in arrears and is not allowed to be changed;

2. Your current liquid eggplant month has been changed**;

3. Your mobile phone is in abnormal service status such as shutdown insurance number, loss report, etc., or is a blacklisted user;

4. During the period from the last day of the month to the beginning of the month, it may affect your use of ** to change the business;

5. From 00:00 to 24:00 on the last day of the month at the end of each month, you cannot handle ** change business;

G prepaid users cannot apply for 3G transfer services in online business halls;

7. The original mobile phone does not support changing 3G**, if you participate in the contract plan of Unicom, you can only support the conversion or conversion to higher ** in the flat call buried lead file ** during the contract period, and you cannot successfully convert to low**.

If you still can't solve your problem through the above methods, you can contact the local customer service to understand.

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