you must be installing the antivirus to remove someviruses..
You first will need to remove the SD card from the DSi. When you connect the SD card to the computer, find where the song is located and remove it from the SD card. There is no way to remove songs from the SD card by using the DSi
Yes. if the card has enough memory
There are many ways to remove write protection from a micro SD card. One is to put the card in the computer and use the program that way. Another is to put the SD card into the unlocked position.
How to remove media write-protection from card reader
The Wii Photo Channel does not directly interact with the SD card - so you cannot delete the photographs on the card. To remove the photographs from the Channel - simply remove the SD card they are on.
Reformat it
all SD cards have a locking thing on the side so slide the switch in the other direction
If you are plugging the micro sd card inserted through a card adapter to your PC then all you need to do is just check and unlock the lock button to remove write protection.
One way is to reformat the card -- you will lose all the stuff on it.
Very carefully.
There are various ways that you can remove the virus from your memory card without formatting it. You can disinfect, delete or quarantine it using a reliable antivirus.
Your sd card might not be in your dsi proparly so simply remove it and place it back in. Still doesn't work...Maybe you have got too much stuff on your sd card or maybe your stuff isn't in the right format. your sd card might not be in the right format so maybe get another card.