Want to update sd card renault koleos Tom Tom

Amit_005532

Try to update but when I insert sd card in pc. It showing write protection.
And no option for updation. How can I update..
I already purchased 1.5 year map

rider1rider

the card reading can cause write protection. see this article
https://www.wikihow.com/Remove-Write-Protection-on-an-SD-Card