Lenovo K900 phone can t store files, please check the status of the SD card, what to do

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It is recommended to confirm whether you are using the U disk function, because the body storage space is occupied by the computer when using the U disk function, so the phone cannot recognize the body storage space, it is recommended to exit the U disk mode to try. If it still doesn't work, it is recommended that you remove the SD card and put it on again, some of them are bad contact, the SD card is not detected, or the storage is full, if not, you can change the SD card to see if it can be used. If you can use a new SD card, your current SD card is broken, it may be a damaged chip, and it is recommended that you change to a new SD card.

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It is recommended to confirm whether the U disk function is being used first, because the physical storage space is occupied by the computer when using the U disk function, so the mobile phone cannot recognize the storage space of the fuselage, it is recommended to exit the U disk mode to identify; If the problem still does not improve, it is recommended that you back up the body data for factory reset. If the problem persists after recovery, please contact the local repair site for testing.

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After restarting the phone, observe the use;

Verify whether it is connected to the computer, open the built-in SD card on the computer and cause occupation, disconnect the computer and restart the phone to try;

Use a data cable to connect to the PC, back up the data in the internal memory card to avoid the loss of important data, and then format it, which can be formatted on the computer side or operated under the menu: System Settings - Storage. After formatting, restore the important data backed up to the memory card and observe whether it improves.

Check the system upgrade, update to the latest system version, and pay attention to back up the required data to avoid the loss of important data;

Back up the fuselage data to avoid the loss of important data, and perform factory reset processing;

If the problem persists after the above troubleshooting operation, contact the local maintenance site for detection and treatment.

Hello, sorry for the inconvenience.

1.Lenovo K900The latest version is Viberom, support OTA upgrade mode, it is recommended that you upgrade to the latest version to try, it is recommended that you go through the system settings - system settings - about the phone - system update or system settings - all settings - about the phone - system upgrade path to try.

2.If the upgrade cannot be restored, please back up the fuselage data and try to restore the factory settings.

3.If it cannot be improved after recovery, it is recommended that you take the time to send it to a Lenovo repair station for specific testing and treatment.

The address of the repair station.

You are welcome to contact us or visit Lenovo at any time

Consult to find out.