The card reader can t create files, why can t the memory card create new folders?

First of all, is there a simple question, is the switch of the card reader turned on? It is also possible that there are hidden files in it, set it up on the computer, you can also copy the existing files in it to the computer, check your card, and then copy the files back. So even if it's poisonous, it's OK.

There are bad areas on the memory card, it is recommended to copy all the data to the computer, format the memory card, and then copy the data back.

I can tell you the truth about it, your card was set with a password on your phone. It is unreadable on a computer.

I had this problem with my Nokia, and then I thought it was the password for it.

Try connecting the computer to the mobile phone with a data cable. See if you can get in. If you really can't do it, you can take a look at deleting some useless things on your phone, and you're looking at it.

Not all of the storage space in your phone is available with a card reader, so you can check how much memory your 2G card reader actually shows in your phone. It's definitely not 2G, it will be less than 2G, but how much less depends on the specific phone.

You can give it a try, if it doesn't work.

You copy the files and data from your memory card to your computer disk first, and then format the memory and you're good to go. My previous memory card was like this, and then I made a backup of the data first, and then formatted the memory card, and it was done, so it wouldn't hurt the memory card.

The memory card is corrupted and it is recommended to format it.

1. Try a different card reader.

2. If it doesn't work, copy the file out, and then grid, and you can use it.

If that doesn't work, buy a brand.

It's also possible that it's written protected or it's locked with a passcode on your phone.

There's a look on the memory card (maybe that's the word) on the edge of the card, and it's OK to move it over.

Let's see if there's any room left.

..There is space and it is full. Do you see clearly?

TF cards can create new folders.

Method:1Insert the TF card into the card reader, connect it to the computer, and view it in the explorer (E drive).

2.Double-click the drive letter to enter the root directory of the TF card, right-click, and select New - Folder.

3.Enter a custom name.

Card reader or SD card.

There is one on the side of the card slot.

Small push thing.

That's the legendary card lock.

Pushing it can't kill or kill viruses.

Or take out all the documents.

Format it.

The above methods may solve the problem.

o(∩_o

There may be SD card file system corruption, you can check the error with a disk repair tool and fix it, or format it directly. It's basically okay.

Caused by too many files in the root directory of the SD card.

Don't copy dozens or hundreds of ** directly to the SD card, save all ** to the folder, and then copy the folder to the SD card to solve the problem.

There are too many files in the root directory of the SD card.

Parallel imports. There are many problems with parallel imports.

USB flash drive digital card mobile phone card:

First of all, you need to confirm whether the SD card is good, and you can try it by replacing it.

1.Connect the card reader to the computer and see if the drive letter capacity is good.

2.If it doesn't work, you can try another computer or card reader. If it still doesn't work, it may be that there is a problem with the card and it has nothing to do with the machine.

3.The machine changes to another good card, try to see if it still shows this problem. If it is still, it proves that there is no problem with the card, but the machine settings or somewhere are damaged, need to be repaired or whatever.

The card cannot be repaired, if there is data, it can be recovered. USB flash drive digital card mobile phone card: "prompt formatting", "unable to open normally","The device is not working properly"：

This situation is that there is no secure deletion during use, and after directly unplugging it, it will become "Prompt formatting" "Unable to open normally" "Device is not normal" "0 bytes" cannot be opened.

There are two types of situations.

1. Due to the sudden pull out of the U disk digital card mobile phone card, the loss of the FAT damage prompts insertion into the disk or formatting. In this case, it would be good to format the ** software on the Internet, such as diskgenius. If it doesn't work, try it with mass production tools.

2. Hard fault: due to sudden unplugging, the voltage instability may cause damage to the sperm element or burn the chip. Caused by the failure of the U disk itself such as crystal oscillator virtual welding.

In this case, I recommend that you find a professional data recovery company, or a USB flash drive repair company to try to repair the general recovery ** in about 200-300. Don't try to unpack the shell yourself, if there is a hard failure, you need to polish the memory card to extract the essence to recover, then 3000 up, don't try it yourself to avoid aggravating the failure. If you don't have important data, I'd suggest you switch it out!

If you have any questions, you can ask them, I hope to help everyone

Card reader or SD card There is a small push thing on the side of the card slot That is the legendary card lock Push it can not be anti-virus or take out all the files Format it The above methods may solve the problem o( o

You may have set it to read-only and you can see if it's read-only in the properties.

Is it a large calorie? There is a write protection switch next to the large card.

According to your description, it is recommended that you touch the mobile phone app - menu key -, swipe the screen to find the new folder, press and hold the new folder and drag it to the top of the screen to remove, and let go when the removal becomes red.

Format your memory card once with a card reader, format it into a fat partition, and then put it back on your phone. Note: It is formatted into a FAT partition, if it is not a FAT partition, it is not a FAT32 partition.

Check if your USB flash drive is read-only. Or write-protected.

Change the card reader, or there is a problem with the memory card.

There are bad sectors on the SD. Common problems in memory card usage. It is easy to generate bad sectors when pulling out the card, and of course the quality of the card itself will also cause this problem.

You can take the mass production tool corresponding to the card to reformat the test, I have dealt with some, and there is more than half of the success rate.

Is it locked, there is a "lock" on the card, pull to the other end to try.

Select the FAT system format grid, and you can grid. 32 Each.