Under what circumstance is it still appropriate to continue with the device wizard if a new device isn't discovered?

Continuing with the device wizard when a new device isn't discovered can be appropriate if the device does not support Plug-and-Play. Plug-and-Play is a technology that allows the operating system to recognize and configure hardware automatically. If the device in question lacks this capability, it won't be detected by the automatic processes of the device wizard. In such cases, it's vital to proceed with the device wizard because it may allow for manual installation of the device drivers or settings necessary to enable communication with the operating system.

By doing so, you can facilitate the proper installation of the device despite it not being automatically recognized. This manual intervention may include specifying the correct drivers or configuring settings that are required for the device to function correctly, which wouldn't occur if you were to abandon the device wizard prematurely.

The other options refer to scenarios that may hinder or complicate device detection but do not necessarily necessitate continuing with the device wizard. For instance, outdated drivers might need updating but won't directly point to the necessity of proceeding with the wizard. Low system resources could lead to errors and might suggest stopping the device wizard instead to troubleshoot system performance. Similarly, corrupt software may lead to broader issues that need addressing before device installation can successfully occur.