How to Remove Write Protection Using Lock Switch If your computer indicates the media is write-protected, search for a write protection switch (also known as a lock switch) on the USB drive or SD ...

How to Unlock Write Protection on My USB Drive in Windows 7. Enabling write protection on a Universal Serial Bus drive prevents users from adding, copying or deleting data from the device.

Some drives, particularly USB flash drives, have a physical write-protection mechanism or switch on the drive itself. Push the mechanism into the "Off" position to disable write-protection.