If you are a 3G user, the reasons for unsuccessful change of 3G package are:

1. The mobile phone is already in arrears and the change is not allowed;

2. The change has been made in the current month Passed the package;

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

4. From the last day of the month to the beginning of the month, it may Affects the use of package change business;

5. Package change business cannot be processed from 00:00 to 24:00 on the last day of each month;

6.2G prepaid users cannot be in the online business hall Apply for switching to 3G business;

7. The original mobile phone package does not support changing the 3G package. If you participate in China Unicom's contract plan, you can only switch from a flat package or to a higher package during the contract period. Unable to successfully switch to a lower plan.

If 2G/3G users fail to upgrade to 4G packages, the reasons are:

1 Internet card users;

2 Group member users;

3 Users with contract plan restrictions;

4 Before 0:00 on the last day of each month to 8:00 on the 1st of the following month, old 2G/3G users are temporarily unable to switch to 4G packages.

5 Other special circumstances (such as number in arrears, blacklist and other abnormal status, missing user information, etc.);

6 There are other restrictions that make it impossible to handle.

If the above reasons are eliminated and still cannot be processed, please contact local customer service for details.

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