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New mobile phones are emerging in endlessly. What about old phones?

Maybe you don't know, the information in the old mobile phone that is changed or sold is easy to restore!

There have been news reports that after someone changed their mobile phone number, the money in the online account was transferred by others, and the private information in the old mobile phone was transmitted to the Internet...

When you change your cell phone or cell phone number, your carelessness will give some people a chance, and your information and privacy can be easily stolen by others. 學生planHow to prevent? Listen to Bian Xiao's song together!

Resell the phone or when the phone is no longer in use, please reformat, delete or refresh the phone

It is recommended that if your smart phone has an SD memory card, you must take it out before selling the old phone.

In addition, the phone memory also has a large amount of private data, which can be easily restored if it is simply deleted.

After all the data in the phone is deleted, copy in some unimportant data, fill up the memory and format and delete again. Repeat this several times to increase the difficulty of initial data recovery on the phone.

When changing the number, the various bindings should be changed in time

Nowadays, mobile phone numbers are inseparable from our lives: WeChat login, new App registration, receiving various verification codes, mobile payments, etc. are all closely related to mobile phone numbers.

In short, our lives have always been inseparable from the mobile phone number. If we do not untie the phone number in time, it will cause a lot of unnecessary trouble.

Before changing your mobile phone number, you should unbind various bank cards, 香港電話儲值卡credit cards, and online banking in time; remember to unbind the App registered with your mobile phone number, because some of your personal information may remain in the App because of your use.

In addition, you need to set up SMS reminders for the bank card so that you can know the details of the use of bank card funds at any time.

4. Unbind social accounts such as QQ, WeChat, Weibo, and Zhihu

Social accounts such as Qq, WeChat, Weibo, and Renren can be said to be hands-on applications.

Social networks may involve a lot of personal privacy and contact information of relatives and friends. If it is used by criminals, it may happen to cheat money and take the opportunity to threaten it.

Destroy the SIM card in time

After changing the number, many people have implemented a backup of the address book,學生Plan cancelled after arriving at the business hall, and discarded the business card directly. But there are also risks.

What you need to know at this time is that there are many data recovery software, even if you delete the relevant information, you can recover it within a few minutes.

Therefore, unused SIM cards can be discarded by breaking them.

Cancel the phone number in time

Many people change their new number and then throw away the old number, thinking that it will not affect themselves if they no longer use it.

In fact, it is best to go to the business hall to write off a number that is no longer used. Without any luck, I think it will be automatically written off three months after it is no longer used. Since the monthly rent generated during this period will be recorded together with your ID card information, there will be a lot of inconvenience when you go to the office to handle other business.

In this case, changing the number is actually a troublesome thing, not just throwing away this card and getting a new one.

So, if there is no big demand, just do it down-to-earth. If you need to change the number, mobile phone, etc., please be careful to avoid unnecessary troubles.

related articles:

Mainland China Telephone Cards: Is it good to buy one card with two numbers in Hong Kong and set up a mainland China data card?

Do I have to log out if I don’t use my mobile phone number? What happens if I don’t log out?

What are the consequences if the real-name mobile phone card is directly discarded without canceling or paying the fee after the arrears?

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