Can I still use the previous data after the data roaming is canceled?

After canceling the data roaming, you can still use the original ** internal traffic as usual, but the original provincial traffic will be upgraded to domestic traffic. From July 1, 2018, in response to the request of *** to speed up and reduce fees, the cancellation of traffic "roaming" fees (excluding Hong Kong, Macao and Taiwan traffic) will be fully implemented, in order to reduce the user's Internet consumption expenditure, all 2 3 4G mobile phones of China Unicom only need to keep the original**unchanged, **The local and provincial traffic included in the ** will automatically cancel the traffic "roaming" fee for free, and upgrade to domestic traffic (excluding Hong Kong, Macao and Taiwan traffic). Please pay attention!

Samsung phones are generally recommended to do the following:

1.Swipe down the top curtain of the screen to turn on mobile data. 【Tips】The SIM card needs to be activated for Internet service.

3.Try a different SIM card or a different time period to troubleshoot network issues.

4.Upgrade your phone to the latest version.

5.If it doesn't work, please back up the data in your phone and restore the machine to factory settings.

If the problem persists, please bring the purchase invoice, warranty card and machine to the service center for inspection. Samsung Service Center Address Information Customer Service**, you can inquire through the following methods: Please log in to the service center page of Samsung's official website - select the product you want to inquire about and the province or city where you are located to search.

Summary. If you have roaming on your account, most carriers will automatically turn on data for you so that you can use the internet out of town or abroad. However, some carriers may have a certain amount of data in their roaming service, beyond which you will have to pay extra or reduce your network speed.

Therefore, it is recommended that you learn more about your carrier's roaming service regulations before roaming to avoid additional burdens caused by data charges and other issues.

If you've activated the Mansen Song, most carriers will automatically turn on the data for you, so you can use the internet outside of your home or abroad. However, some carriers may specify a certain amount of data in their roaming service, after which you will need to pay extra or reduce your internet speed. Therefore, it is recommended that you learn more about your carrier's roaming service regulations before roaming to avoid additional burdens caused by data charges and other issues.

I'm still a little confused, can you be more detailed?

When you activate roaming, your carrier will usually automatically turn on your roaming data for you, so that you can use your data network abroad or abroad. However, there are a few things you need to pay attention to:1

Fees: There will be additional charges for using roaming data, which may vary according to different carriers and different roaming countries or regions, so you should understand the relevant fees and billing rules before roaming. 2.

Data limits: Some carriers have data limits in their roaming services, and you may need to pay extra or reduce your network speed after you exceed the limits, so it's important to know your carrier's data limits on your roaming services. 3.

Roaming countries and regions: Not all countries and regions support roaming, and you need to determine if your destination supports roaming before roaming. In some countries or regions that require special roaming agreements, you may need to manually set up your network before you can use data service.

4.Data**: Before roaming, it is recommended that you find out if your data is suitable for roaming services, as some may not be available for roaming services or may be subject to additional charges.

In short, before activating roaming services, you should carefully understand the roaming service regulations of your carrier to avoid unnecessary troubles and fees.

Roaming refers to the cost of using the service of taking the mobile phone (number) out of the place where the mobile phone (number) belongs.

In layman's terms, it is the cost of using the mobile phone on someone else's territory.

To put it simply, here's it: Suppose you get a card in city A.

If you are ruined in city A** to city B, you will be charged a long-distance fee.

1. Let people who are traveling in other places continue to use mobile data. People who travel a lot for business will run around the country, and after the data roaming fee is removed, they can save a lot of money, which is still very good, and they can continue to use mobile data.

2. The revenue of the three major operators decreased. The abolition of data roaming charges will reduce the revenue of the three major operators: China Mobile, China Unicom, and China Telecom.

3. It will make people who like to travel continue to use mobile data. The data roaming fee has been abolished, and many people who like to travel often do not need to turn off their mobile data and can continue to use it, which is still very good.

4. Let more children who go to school in other places continue to use mobile data. Many children who go to school in other places still use their hometown mobile phone cards, and if the roaming data fee is canceled, they can continue to use mobile data without changing their mobile phone cards.