1. Open the battery back cover of the phone and take out the SD card from the back cover of the phone. Some SD cards may be installed under the battery. In this case, the phone needs to be turned off and the battery board removed before the SD card can be removed.

2. Insert the SD card into the card reader, turn off the write-protect switch on the card at the same time, and finally insert the card into the card reader.

3. Then insert the card reader into the computer USB interface, open "My Computer", you will find the U disk letter, double-click to enter.

4. Open "Baidu Search Box Music" and enter the name of the song you want to download. Click the "Search" button to find the song you want. Click to download.

5. Double-click the drive letter to open the corresponding SD card, locate and find the directory where the music files are stored, such as "Music" or "Music". Then copy the music files into it.

6. Then delete the disk from the lower right corner of the taskbar.

7. Finally, take out the SD card from the card reader and put it into your phone. When you turn it on, you will find that you can use the music you just uploaded.

Extended information:

Card Reader is a card reading device. Since there are many types of cards, the meaning of card reader covers a wide range.

According to different card types, they can be divided into IC card readers, including contact IC cards, which follow the ISO7816 interface standard; non-contact IC card readers, which follow the ISO14443 interface standard, and The distance card reader follows the ETC national standard GB20851 interface standard.

The interfaces of memory cards are not uniform. The main types are CF card, SD card, MiniSD card, SM card, Memory Stick card, etc.

Card-reader refers to an interface device used to read and write multimedia cards as mobile storage devices in computers. Commercial versions of card readers can read security smart cards. Card readers are usually connected via USB and can access memory cards in a variety of formats, such as CompactFlash and Secure Digital. When the memory card is matched with a suitable card reader, it can be used as a normal flash drive. In addition, some printers also have integrated card readers. Users can easily use the printer to print out photos. ?

Reference link: Card reader Baidu Encyclopedia