If you can not be be able to write something in the flash drive which is connected with your Mac system and often noticed that the flash drive write protected on Mac, then you are arrived at the perfect destination. Here you will get the help regarding this issue and how to fix this issue. The flash drive is an device that can store the data such as image, video, audio, document etc in a very safe way. It requires safe handling as sometimes user may format the flash drive without any reason which is wrong as it leads to data loss. If you format your flash drive with NTFS partition and connects to the Mac computer then you may get a message then flash drive write protected on Mac. It is informed to you that the Mac computer will not allow you to write anything in the flash drive when it is formatted with NTFS partition. So it is advised you that do not format the flash drive with NTFS partition if you want to use it for write or read purpose in the MAc computer otherwise it will cause flash drive write protected on Mac. If you loss any data from the flash drive when it is connected with Mac then immediately then use a third party software i.e Mac data recovery software to recover the data in a safe way.