1 SD can be deleted boldly. The quickest way is to take the card out and put it in the card reader, and then delete it intuitively on the computer.
2. It is recommended to buy a high-quality TF card.
3. Or put the SD card on another mobile phone.
In fact, there are many folders in the memory card that are useless. For example, some uninstalled program folders remain, and some game advertising folders and application cache folders can be boldly deleted. If you want to make more space, you can delete the source files downloaded during software update and the files updated by the system (in the downloaded-rom folder), and you can also check how many backups are in the backup. If you back up your system every time you update it, you will need a lot of memory space.
2. The reason why Xiaomi's mobile phone SD card can't be written and deleted.
The SD card of Xiaomi's mobile phone cannot be written or deleted. It is recommended to turn it off again and cancel the memory card in other mobile phones. If this is still the case, the SD card is damaged. Just replace the SD card.
SD card has become the most widely used memory card in consumer digital devices. SD card is a multifunctional memory card, which has the characteristics of large capacity, high performance and safety. Compared with MMC card, it has password authentication function (SDMI specification) for data copyright protection, and the reading and writing speed is four times faster than MMC card, reaching 2M/ s. ..
Recommended five advanced skills of MIUI system: 1. Press and hold the shortcut icon in the notification bar to directly enter the corresponding setting interface. 2. Press Menu+Volume-you can take a screenshot. The picture is in the MIUI directory of sd card.
Advanced system skills 3. Press the menu key on the desktop to select the desktop effect, which can change the effect of desktop icons and various animation effects of page turning. You can quickly delete messages and phone calls by swiping.
5. Press and hold an icon with one hand to enter the editing state, and touch the desktop with the other finger to quickly move the icon to a different desktop.
3. How to recover the deleted data of Xiaomi mobile phone SD card?
Did you accidentally delete the contents of the SD card when using Xiaomi mobile phone? Friends in this situation can refer to the following tutorial and try how to recover the data in the SD card.
Of course, the premise of recovering data is
1. After deleting the data, the SD card has never been used (even if 1 year has not been used), and the recovery success rate is 95%.
2. After deleting data, the recovery success rate of SD card entering a smaller file (such as a song) is 85%.
3. After deleting data, the recovery success rate of SD card entering larger files (such as Warcraft HD movies and installation packages) is 10%.
4. After deleting the data, the recovery success rate of SD card entering the file with the same name is 10%.
The specific method to recover the deleted data of Xiaomi mobile phone SD card:
1. Take out the Xiaomi mobile phone card and connect it to the computer through the card reader (it is best to use the card reader, if you connect with the mobile phone u ***, there may be problems).
2. Open 360 Security Guard and select Function Daquan in the navigation bar.
Select file recovery
Lock your SD card in the disk selection.
Click Start Scan.
How about all the files you deleted come out?
Click Select Restore File.
What about all the data in Xiaomi's mobile phone? This method can be used in any data storage device.
4. The memory of Xiaomi mobile phone is seriously insufficient, and other garbage cannot be removed. What should I do?
See if there is anything important in the phone. Your friend can find more settings to restore the factory settings in the settings options of Xiaomi mobile phone, so that everything in the system can be cleaned and restored. I can't find anything when I just bought my mobile phone, and I have to take an exam in the northeast. In addition, if you don't want to do it, you can find the option of slimming your mobile phone in the security center, and clean up several large files in your mobile phone at a time.
5. What is the reason why Xiaomi's SD card can't be written and deleted?
The SD card of Xiaomi's mobile phone cannot be written or deleted. It is recommended to turn it off again and cancel the memory card in other mobile phones. If this is still the case, the SD card is damaged. Just replace the SD card.
SD card has become the most widely used memory card in consumer digital devices. SD card is a multifunctional memory card, which has the characteristics of large capacity, high performance and safety. Compared with MMC card, it has password authentication function (SDMI specification) for data copyright protection, and the reading and writing speed is four times faster than MMC card, reaching 2M/ s. ..
Recommend 5 advanced skills of MIUI system:
1. Long press the shortcut icon in the notification bar to directly enter the corresponding setting interface.
2. Press Menu+Volume-you can take a screenshot. The picture is in the MIUI directory of sd card. Advanced system skills 3. Press the menu key on the desktop to select the desktop effect, which can change the effect of desktop icons and various animation effects of page turning.
You can quickly delete messages and phone calls by swiping.
5. Press and hold an icon with one hand to enter the editing state, and touch the desktop with the other finger to quickly move the icon to a different desktop.
6. What if Xiaomi's mobile phone can't clear the data?
Why don't you try my method? If not, you can only go to the repair shop.
1. Put the phone into factory recovery mode first. There are two entry modes, one is to enter the system when it is turned on! But we forgot the password lock of the mobile phone! So this method doesn't work, that's the second method, that is, in the state of the machine, press and hold the "power on"+"volume+"keys for about 3 seconds and let go to enter the recovery mode interface.
2. When entering the mode interface, select Simplified Chinese mode, use the volume button to select up and down, and use the power button to confirm. There are hints at the bottom of the interface.
3. Enter Chinese mode, press the volume button to move to the second item "Clear data", and press the power button to confirm.
4. In the data clearing interface, press the volume reduction key to move to the option of "clearing user data", and press the power key to confirm. You will be prompted whether you are sure to clear the user data. This operation cannot be restored to the cloud. Select confirm. Next, the user data will be cleared in a few seconds. At this time, we will return to the main menu interface, and we can restart the phone.