Force the router to stay on the fastest frequency.
You need a "transition" firmware and the "final" global firmware. huawei b315s-607 unlock firmware
⚠️ Flashing firmware carries a risk. If the power is interrupted or you use the wrong sub-model firmware (e.g., using B315s-22 files on a 607), the router may become a "brick" (unusable). Always verify your model number on the sticker behind the device. Troubleshooting Common Issues Force the router to stay on the fastest frequency