Wi-Fi Connection Troubleshooting Tool
Wi-Fi Connection Assistant
Wi-Fi Connection Assistant is a Wi-Fi connection troubleshooting app for Windows/macOS. The Windows version also has a network information setting function. Both can be downloaded, installed, and used.
Printer diagnostic functions
Print the network settings information of the printer, Result codes, and take action according to the number.
For printed status codes, see "List of Status Codes".