Power and status
Check the device display and whether the queue is paused or marked offline.
Connection address
For a network printer, compare its current IP with the configured port. For USB, test a direct cable connection.
When to check the driver
If a device self-test succeeds but the computer test page fails, check the exact model and operating system.
Find the matching model driver
Open model causes and driver list →
Official reference: Operating system support guidance · 2026-10-10