Like we said various reasons can cause memory card read only and it is difficult to know which one causes the read only mode of your memory card exactly.
Make memory stick read only.
The file system of memory card is corrupted.
The file system is indeed readable and the stored data is accessible on a mac computer due to the mac feature.
The memory card becomes read only due to the use of some programs or software.
Five quick solutions to disable read only for usb drive.
However writing data is not available.
When we say 100 permanent this means the usb stick is read only write protected on all computers whether it be a mac pc linux etc type computer the usb is read only and the status.
Sd memory card usb pen drive internal hard disk drive hdd or external hard drive cannot be modified because of read only memory rom take it easy.
Click start and select run and then type regedit.
Normally if your usb drive is write protected it is in read only status and you ll not be allowed to delete or modify file on the usb drive which can protect the data on.
Method 2 making usb read only through registry.
The registry window is displayed.
So you format the flash memory stick to make it compatible with the mac computer.
To gain full access to a drive and data within or take further control for example copy edit and delete files partition and format the disk you must be authorized to use the storage with both.
Once the registry is displayed follow this sequence.
It is common that users encountered with the disk being read only write protected problem during formatting.
How to change read only memory card to normal.
As you can figure out by yourself there are read and write permissions on a hard disk drive memory card usb stick pen drive and jump drive.
One way is a universal solution and is 100 permanent the other way is pc specific and a good deterrent.
Once done the usb drive is set as read only.