Are you referring to a USB jump drive/thumb drive portable memory 
device that plugs into a USB port?  If so, some of these have a 
small switch that secures the drive as read only, similar to the 
tab on the back of 3 1/2 floppy disks.  If this is not what you 
are referring to, please send more details.

Janet & Howard wrote:
> My Brother-inlaw has 2 of the subject that have become read only. IBM
> cannot tell him how to change this. They have him try to re-format, which
> of course does not work because of read only.
> 
> Can anyone help resolve this.   [log in to unmask]   Howard Papke
> 
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