How to degauss an ID card? Analysis of hot topics on the Internet in the past 10 days
Recently, the issue of ID card degaussing has once again become a hot topic on the Internet. Many netizens reported that their ID cards suddenly became unusable, suspecting that it was caused by degaussing. This article will combine the hot content on the Internet in the past 10 days to provide you with a detailed analysis of the causes, preventive measures and solutions to the degaussing of ID cards.
1. Data statistics on recent hot topics

| platform | Amount of related topics | Popular keywords | Discussion popularity |
|---|---|---|---|
| 128,000 | ID card degaussing and reissue process | high fever | |
| Zhihu | 32,000 | Degaussing causes and preventive measures | Middle to high |
| Tik Tok | 56,000 | Degaussing test method | high fever |
| Baidu Tieba | 21,000 | Replacement fees, expedited processing | middle |
2. Why does the ID card become demagnetized?
According to the official explanation of the public security department and recent feedback from netizens, the main reasons for the degaussing of ID cards include:
| Reason type | Specific performance | Proportion |
|---|---|---|
| physical damage | Bending or scratching the chip | 42% |
| Influence of strong magnetic field | Close to magnets, mobile phones, etc. | 35% |
| High temperature and humidity | Exposure to the sun, moisture | 15% |
| other reasons | Natural aging, etc. | 8% |
3. How to determine whether the ID card has been degaussed?
Several detection methods that have been hotly discussed by netizens recently:
1.Self-service terminal testing method: Try to read ID card information on bank ATM machines, station self-service ticket vending machines and other equipment.
2.Mobile phone NFC detection method: Some mobile phones that support NFC function can read ID card chip information (a special APP needs to be installed).
3.Public security agency verification: The most reliable method is to go to the police station or certificate application hall for professional testing.
4. Solutions after demagnetization of ID cards
| Solution | Materials required | Processing time | cost |
|---|---|---|---|
| Apply for a new certificate | Household register, photos | 15-30 days | 40 yuan |
| Expedited processing | Same as above + expedited certification | 3-7 days | 80-120 yuan |
| Temporary ID card | Replacement acceptance form | immediate | 10 yuan |
5. Tips to prevent ID card degaussing
1.Store correctly: Use a dedicated card holder or a separate card slot in your wallet to avoid friction with other cards.
2.Stay away from magnetic fields: Do not put ID cards together with items with magnetic fields such as mobile phones, magnets, speakers, etc.
3.Anti-bending: Avoid bending the ID card hard, especially in the chip area.
4.Pay attention to the environment: Avoid exposing the ID card to high temperature, humidity or direct sunlight.
6. Answers to hotly discussed questions among netizens
Q: Can degaussed ID cards still be used?
A: It can still be used in some situations (such as manual windows), but it cannot be used in situations such as self-service equipment and high-speed rail ticket inspections that require chip reading.
Q: How to take the high-speed rail during the reissue period?
A: You can apply for temporary identity certificate (railway 12306 APP or the station public security certificate issuing window).
Q: Can degaussed ID cards be repaired?
A: The official said it cannot be repaired and must be reissued. Most of the so-called "fixes" on the Internet are ineffective.
From the above analysis, it can be seen that the problem of ID card degaussing has indeed troubled many people. It is recommended that everyone pay attention to protecting their ID cards in daily life to avoid unnecessary trouble. In case of degaussing, please go to the public security bureau promptly to complete the certificate renewal procedures.
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