| Firmware Version | File Name Example | Size | Notes/Source | | :--- | :--- | :--- | :--- | | | Huawei B315s-22 Firmware 21.329.01.00.983 | ~40 MB | This is a widely referenced universal build. Often found on third-party blogs. | | 21.313.05.00.00 | Download Firmware Huawei B315s-22 Update 21.313.05.00.00 | ~38 MB | Described as "Universal" and from 2017. | | 21.313.03.00.983 | B315s-22_UPDATE_21.313.03.00.983.BIN | ~40 MB | Listed in Chinese repair guides as a specific update file. | | 21.333.01.00.00 (Open Market) | B315s-22_Update_21.333.01.00.00_M_A_01.10_for_.983.rar | ~40 MB | Found in a detailed unlocking guide on itsnotepad.ru . | | 21.311.06.01.1409 | Huawei B315s-22 Firmware 21.311.06.01.1409 | 83 MB | A version labeled for "HomeNet Austria". | | 22.000.000.001 | Not specified | Not specified | A specific version number mentioned on commercial sites as part of updates. |
Open on your Windows PC and ensure a new COM port is visible under "Ports (COM & LPT)" (usually named HUAWEI Mobile Connect - 3G PC UI Interface ). Launch the Balong USB Downloader tool. Select the correct COM port.
The firmware version you are trying to install is older than the current version on the router (Anti-rollback protection). You must find a newer firmware build or use the USB bootshot method to bypass it.
Прошивка Huawei B315s-22 - Компью-помощь
Before you download any file from a third-party site, which is inherently risky, you should first check the official Huawei support page ( e.huawei.com ). If an official update exists, it is always the safest option. huawei b315s-22 universal firmware download
: Often required for "USB Mode" flashing if the web interface is locked. Huawei Multicast Upgrade Tool
: Go to 192.168.8.1 in your browser (default: admin/admin). Upload : Navigate to Update > Local Update . Wait : Do not power off for the 5–20 minute duration.
A universal firmware often requires a matching universal WebUI file to view the updated dashboard.
If successful, no lights will turn on on the router, but a "Huawei Mobile Connect" port will appear in your PC's Device Manager . 3. Flashing the Firmware | Firmware Version | File Name Example |
Also note your IMEI (under the battery/sticker). You might need to restore it.
Before proceeding, ensure you have the following, as incorrect flashing can damage the device: with a network lock. USB Male-to-Male Cable (Required for the flashing process). Windows PC/Laptop . Huawei USB Drivers installed on the computer. Backup your existing settings.
Download a verified universal firmware package (e.g., version 21.311.03.00.00 ). Official files can often be found on the Huawei Consumer Support page or specialized repositories like Softpedia . 2. Entering Boot/USB Mode (The "Jumper" Method)
The is the firmware directly from Huawei’s engineering stream (often leak). The most reliable is version 21.329.01.00.00 . | | 21
One of the most sought-after features of universal firmware for the B315s-22 is the ability to change the IMEI and fix TTL values to bypass operator restrictions.
Universal versions often expose "hidden" settings, such as manually selecting LTE bands (e.g., forcing Band 20 for better indoor penetration) or using built-in VOIP services via the RJ11 port.
: Extensive collection of original official firmware, including version 21.311.06.01.1409 (83 MB)