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Anonymous users2024-02-12The first case is that the memory card is indeed write protected, there is a write protection switch on the card, if write protection appears, it is recommended that you check the memory card itself.
The second situation is that the memory card does not have a write protection switch, which is the normal kind of card Write protection is a very abnormal phenomenon This is actually because the size of the card reader and the memory card itself can not be in contact with the complete The working principle of the protection of the memory card is actually to control the contact area of the metal contact point, if it is not possible to ensure that all the metal pieces are pressed, it is the default to the write protection switch is turned on, which is also the practice of writing the protection switch on the memory card The solution is to find a piece of paper that is hard and insert it into the card reader along with the front of the memory card, so that the metal piece is fully in contact and you can also press it into the card reader by hand.
The third situation is that the memory card is plugged and unplugged for a long time, resulting in the metal contact piece, oxidation or wear phenomenon, in this case, use the solution to deal with the memory module, find an eraser, wipe back and forth on the metal sheet several times, generally no major damage can be solved.
The fourth situation is that there is a problem with the contact piece of the memory card itself, or the life of the memory card has arrived, so you can only buy a new one or find a merchant, good luck to the landlord.
Knowing that the Gang Seventh Company team will answer for you, thank you!
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Anonymous users2024-02-11If you have a problem with the data cable interface, try it on a different computer!
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Anonymous users2024-02-10Find out if your phone is infected with a virus when connected to your computer.
This phenomenon can also occur when there is some kind of virus in the phone card.
You can try again after disinfecting the SIM card.
Or formatting.
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Anonymous users2024-02-09It's your card reader that doesn't work, you shake your head, and the contact is bad, pinch it with your hand and try it.
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Anonymous users2024-02-08It should be a problem with the card reader, try another one.
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Anonymous users2024-02-07Here's how:
1. The mobile phone memory card is indeed with write protection, there is a write protection switch on the card, if there is write protection, it is recommended to check the memory card itself and turn it off.
2. If the mobile phone memory card does not have a write protection switch, it is a normal kind of card, and it is very abnormal for write protection to appear, which is actually because the size of the card reader and the memory card itself cannot be completely contacted. The working principle of the protection of the memory card is actually to control the contact area of the metal contact point, if it cannot ensure that all the metal pieces are pressed, the default is the write protection switch on, which is also the practice of the write protection switch on the memory card.
The solution is to find a piece of hard paper and insert it into the card reader along with the front of the memory card, so that the metal piece is fully contacted, or you can press it into the card reader by hand.
3. In this case, use the method of solving the memory module, find an eraser, and wipe it back and forth on the metal sheet several times, which can be solved without major damage.
4. It may also be that there is a problem with the contact piece of the memory card of the mobile phone itself, or the life of the memory card has expired, so you can only buy a new one or find a merchant.
5. If there is really no way, you can also try a different card reader.
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Anonymous users2024-02-06If it is an SD card, there is a small slot on the side of the card that can be moved, and you can change the position.
TF cards do not have write protection.
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Anonymous users2024-02-05The read/write protection switch is the one on the left side of the front of the SD card, and it is OK to dial it to the other side.
1. Due to the long-term plugging and unplugging of the memory card, the metal contact piece is caused by oxidation or wear, and the phenomenon of oxidation or wear is used to solve this situation. >>>More
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