You can search for regional software packages on the official ZTE Support Portal .
Click to see if a new version is available. If found, click Update and wait for the router to reboot. Method 2: Manual Update (Local Upgrade)
This is the safest method as it automatically fetches the correct version for your specific hardware.
For specific regional versions (like the Ukraine or Malaysia builds), specialized sites like GSM Hosting and HalabTech host firmware files such as version V1.0.0B01 . How to Update Your ZTE MF283U Firmware
Log in with your admin credentials (found on the sticker at the bottom of the device). Navigate to > Device Settings > Update Management .