Follow the on-screen prompts. Do not change the default installation directory (usually C:\Program Files or C:\DiagTool ).
: Right-click the desktop icon, go to Properties > Compatibility , and set it to run for Windows 7 or 10. diag+tool+v163+download+work
The file size is roughly under 1 Megabyte, requiring zero local installation. It runs instantly upon double-clicking. Follow the on-screen prompts
is particularly important because it supports advanced functionalities for modern TSC printers, including: go to Properties > Compatibility
The USB driver did not install correctly. Disconnect the device, reinstall the driver file from the installation folder, reboot your PC, and try a different USB port. Error: Software Closes Immediately After Opening