Maybe too many IP cameras have been installed on the LAN, and then NAT router is out of resource to support more cameras. You could turn off and on NAT router to clear out of date information inside router.
Network may have trouble. Confirm the parameters and connections of the device.
1. Re-power the device if cannot find the unit within 1 minutes.
2. Do not connect device over a router. PLANET IP Wizard II program cannot detect device over a router.
3. If IP address is not assigned to the PC which running PLANET IP Wizard II program, then PLANET IP Wizard II program cannot find device. Make sure that IP address is assigned to the PC properly.
4. Antivirus software on the PC might interfere with the setup program. Disable the firewall of the antivirus software during setting up this device.
5. Check the firewall setting of your PC or Notebook.
Username = admin and password = admin.
Note that it’s all case sensitivity.
Check and confirm that the DC power adaptor, included in packaged, is used. Secure the power connector and re-power it on again.
Go to C:\Windows\Downloaded Program Files and check to see if there is an entry for the file "IPCamera Control". The status column should show "Installed". If the file is not listed, make sure your Security Settings in Internet Explorer are configured properly and then try reloading the device’s home page. Most likely, the ActiveX control did not download and install correctly. Check your Internet Explorer security settings and then close and restart Internet Explorer. Try to browse and log in again.
Make sure that your Internet Explorer is version 11. If you are experiencing problems, try adding the camera’s IP address to the IE11’s compatible list.