Can not conect to wifi - Canon PIXMA MP170 All-In-One InkJet Printer

Depending on your surroundings and devices, the printer machine can be linked to a wireless LAN or wired LAN. To do this, the link technique must be switched to either wired LAN or wireless LAN (only applicable to MF4890dw / MF4880dw). This printer machine's default configuration is "Wired LAN."
1. Option to press the menu.
2. Press Network Settings and click OK.
3. Use numeric buttons to specify the system manager PIN and then click OK.
4. Select Wired / Wireless LAN to change the computer network and then click OK.
5. Also, choose Wired LAN or Wireless LAN, then click OK.
When switching to a wired LAN connection or wireless LAN connection, ensure the following points:
• Deinstall the MF driver once after connecting the wireless LAN or wired LAN.
• Reinstall the MF driver after completion of uninstallation.
• The article then describes how the printer machine can be connected to either wired LAN or wireless LAN.

https://www.canonprintersupport247.com/blog/how-to-connect-canon-mf4770n-printer-to-computer/

The canon MP170 is not a wifi printer, you need to connect it to a computer via usb, if you have have a second computer on your network you may "share" the printer across the network.this will allow you to print wirelessly to the printer via the connected PC.