3 ways to Remove Write Protection From USB Pendrive 2021 | Windows101Tricks | Scoop.it
From howtofixwindows.com - March 30, 2018 3:22 PM

To remove write protection from USB Flash drive, SD card, External Drive open Registry editor navigate to HKEY_LOCAL_MACHINE > SYSTEM> CurrentControlSet > Control > StorageDevicePolicies. On middle pane double click on Write-protect and set its value 0. close registry editor, restart windows and check there is no more write protection error message. https://howtofixwindows.com/remove-write-protection-from-usb/