Log into your wireless controller or AP. Look for the following:
Zebra printers (like the ZD500 or ZT600 series) support encrypted Bluetooth connections (SSP – Secure Simple Pairing). If a host device tries to pair using a legacy encryption method (e.g., PIN code instead of numeric comparison), the printer’s firmware will reject it, generating this error in the logs. invalid encryption method zebra
“I tried to sync the new handheld scanners to the label station,” Barb said, pointing. “But the system just stopped. Look.” Log into your wireless controller or AP