This review is written assuming you have already accessed the device’s web interface. If you haven’t, the steps to do so are included at the end.
The ZTE MF61 does not use a typical router IP like 192.168.0.1 or 192.168.1.1. Instead, follow these sub-steps: How to enable UPnP on ZTE ZTE MF61
Most versions from 2014 onwards do. Extremely early builds (2012) may lack it. Update your firmware first. This review is written assuming you have already
No. UPnP is a logical function, not a radio-intensive feature. It has no measurable impact on battery life. How to enable UPnP on ZTE ZTE MF61
If you're having trouble or saving the settings , would you like: The steps for a factory reset ? Help identifying the default password location? Guidance on alternative port forwarding settings?