If the generic POS58 driver doesn't work, the device requires the proprietary "Easy Print" interface file. Because this is hard to find, we have identified the most reliable workaround:
Flip the power switch on the ES9930U to ON . Windows will generate a virtual USB printing port (e.g., USB001 ). easy print es9930u driver exclusive
The official system driver must be downloaded directly from authorized regional networks, such as the Easy Print Thailand Portal . Avoid unverified third-party driver repositories to protect your system from malware. If the generic POS58 driver doesn't work, the