Apply suggestion from @timcappalli

Co-authored-by: Tim Cappalli <tim@cloudauth.dev>

Author: akshayku

index.bs

@@ -7745,7 +7745,7 @@ However, [=authenticators=] that do not utilize [[!FIDO-CTAP]] do not necessaril
 Remote desktop web applications let users interact with the (native) desktop environment of a remote host from a local client (web) application.
 
 [=remoteClientDataJSON|This=] [=registration extension=] and [=authentication extension=] allows user to use a
-WebAuthn authenticator connected to their local client in order to sign into a website in a browser running on a remote host
+WebAuthn authenticator connected to the local [=client platform=] in order to sign into a website in a browser, or an app running on a remote host
 in remote desktop web application.
 
 This allows web-based remote desktop clients to execute remote WebAuthn requests locally.