When inserted in my laptop it says the device is not recognized. Why?
SOURCE: problem with reading Sandisk 4gig hc micro sd card in my computer and laptop
The problem is that a 4 GB micro sd card is HC (High Capacity). You will need to buy a card reader that can read HC micro sd cards (cost +/- € 8).
Very important: check if your mobile phone works with high capacity micro sd cards because a lot of phones don't work with HC micro SD cards.
Don't forget to rate, thks
SOURCE: Formatting troubles for a 8gb Sandisk Micro SDHC
Hi Tony,
Have your My Computer window open and re-insert the card into the reader. If it doesn't show immediately, then right click and choose refresh. It should show up then.
Rob
SOURCE: Micro sdhc card reader will not recognize 8gig card
You problem is most likely to be the fact that your micro chip is a HC chip. HC chips have a new program that is not backwards compatible to regular sd host ports. This is a simple fix, however. If you don't trust downloading programs for it on the internet, just go to target or walmart and get a USB SD card reader, and a SD adapter if you don't already have one. The usb adapter should only be like $10 at most.
SOURCE: PNY Optima 2gb SD Card Write-Protection Problem
Ur right it has a physical problem. Try to format it using dos and then give it a try.
Thankyou
SOURCE: TARGUS High Sped USB Memory Card Reader/Writer failure...
1. Go to Start>> Right click My Computer>> Manage>> Device Manager
2. Expand the USB Controller section
3. Right click and Uninstall all of the listed USB devices
4. Reboot the system
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