Run the Multicast Upgrade Tool , select your PC's network card, and check the "Force Upgrade" box. Loading: Select the unlocked BIN file and click Start .
The B310s-925 is a 4G LTE CPE router used by major ISPs like and SLT in Sri Lanka. While it offers stable connectivity, the firmware provided by these ISPs restricts the device to their respective networks. Unlocking involves flashing a "modified" or "unlocked" firmware version, such as 21.321.03.00.297 or 21.321.03.01.1226 , which enables universal SIM support. Prerequisites for Unlocking Before you begin, ensure you have the following: dialog huawei b310s-925 unlock firmware download
Flashing is most stable over a physical Ethernet connection. Run the Multicast Upgrade Tool , select your
Wait for the router to restart. If it successfully accepts the file, your router may be unlocked. Method 2: Multicast Force Upgrade While it offers stable connectivity, the firmware provided