Once the installer prompts you or finishes processing, plug the USB cable from the printer into your computer.
Use the USB, Serial, or Ethernet cable provided to connect the printer to your PC. sewoo printer slk-ts400 driver
Ensure your Windows or macOS user account has full administrative privileges. Once the installer prompts you or finishes processing,
If the cutter jams, turn the power off and back on; the cutter should automatically reset qr-sewoo.com . If the cutter jams, turn the power off
| Problem | Likely Cause | Solution | |--------|--------------|----------| | Printer prints, then skips blank labels | Driver label height mismatch | Set exact label height in both Windows Devices and Printers → Printer Properties → Preferences → Advanced Paper Settings | | “Driver is unavailable” in Windows | Windows Update overwrote driver | Reinstall Sewoo driver and disable automatic driver updates for this device | | USB disconnects after sleep | Power management settings | Go to Device Manager → USB Root Hub → Properties → Power Management → Uncheck “Allow the computer to turn off this device” | | Ethernet printing stops | Port IP changed | Reconfigure Standard TCP/IP Port with the printer’s new IP or use a hostname reservation |