7/10 (Works, but requires manual setup or driver swapping).
The is a legacy high-speed thermal receipt printer primarily supported through the official Sewoo Tech Download Center . While many modern systems recognize the device automatically via USB, specific drivers are often required for advanced functions like virtual COM ports or point-of-sale (POS) integration on Windows 10. Official Driver & Software Links sewoo lkt210 driver windows 10 link
If you see a yellow exclamation mark for "USB-Serial Controller," you may need to manually update the driver from the Device Manager by pointing it to the folder where you extracted the Sewoo driver files. SEWOO LK - T210 Printer can't install and work on Desktop 7/10 (Works, but requires manual setup or driver swapping)
Navigate to in Windows 10.