Yes, the Plextor PX-PH08U is one.
You can write protect your Power Point presentations via some external applications. These are security applications that make it write only.
no
To remove write protection on an external drive in macOS, first ensure the drive is not physically locked (some drives have a switch for this). Then, open "Disk Utility" from Applications > Utilities, select the external drive, and click on "Erase" to format the drive, which can remove write protection. If that doesn’t work, check the drive's permissions by right-clicking the drive icon, selecting "Get Info," and adjusting the "Sharing & Permissions" settings to allow read and write access.
Most USB drives have a small write-protect switch/slider which you can use to make the drive read-only. If your drive doesn't have one and its essential for you, then consider buying one that does have the write-protect feature- USB drives are quite affordable these days. You can buy this software to write protect a pen drive: penprotectorenglish.wordpress.com There are, however a few things you can do, like ... * Secure your thumdrive with TrueCrypt * Use a Registry Hack to Disable Writing to USB Drives * PenProtector - write protect a pen drive from viruses etc..
SHYT
IT is not possible to copy on a write protect disk. Try and disable the write protech and you will be able to copy on the flash drive.
To turn off write lock on macOS, first, locate the drive or disk that is write-protected in Finder. Right-click on the drive and select "Get Info," then look for the "Sharing & Permissions" section. If there's a lock icon at the bottom right, click it and enter your administrator password. Change the permissions to allow writing, or if the drive is external, check for a physical write-protect switch on the device itself.
I can not open all document in usb flash drive
Go to regedit registry key storagedevicepolicies, then create a new Dword and name as write protect. Assign value 0 to it and restart.
Buy a internal SATA hard drive and an external enclosure like an Antec. Makre sure your motherboard has eSATA capability. This provides all the storage capacity of an internal drive but it sits outside of the case and has a power switch to turn the drive off if you suspect any virus problems.
mouse, keyboard, printer, camera, scanner, external hard drive, mic, etc...
You need a software driver that is standard in w2k and XP but requires setup on w/98 to disable protect on an IBM think pads hard drive.