Click the "Get Card Info" button. This will display your unique Serial Number (SN).
UMT Card Manager is a critical utility for users of the Ultimate Multi Tool (UMT) Dongle umt card manager gsmforum verified
Avoid using hubs. Plug your UMT dongle directly into the PC to prevent data corruption during a card update. Click the "Get Card Info" button
The UMT Card Manager is the dedicated, standalone application built specifically to read this card, update its counter, change its firmware version, and verify its authenticity. Why "GSMForum Verified" Status Matters Plug your UMT dongle directly into the PC
Open Windows Device Manager. Check under "Smart card readers" for a Generic Smart Card driver. If it has a yellow exclamation mark, reinstall the Alcor or Rockey smart card drivers. Alternatively, open the dongle casing and gently clean the golden chip with a rubber eraser. Error: "Card is Blocked" / "Counter Error"