Firmware flashing carries inherent risks. The author and website are not responsible for bricked devices or data loss. Always back up your current firmware using QFIL’s "Read Data" feature before writing new firmware. When in doubt, contact Yeacomm customer support directly.
Ensure your computer is connected to the network that the Yeacomm P11 is broadcasting, or connect your PC directly to the LAN port on the PoE injector. Step 2: Log into the Web Interface Open any modern web browser (Google Chrome, Firefox, Edge).
| Firmware Build | Carrier Lock | Root Access | SIM PIN Fix | Band Locking | | :--- | :--- | :--- | :--- | :--- | | | Unlocked | No | Broken | No | | Stock EU (Teltonika mod) | Locked to EE/Vodafone | No | Fixed | No | | OpenWRT (Rare) | Unlocked | Yes (SSH) | N/A | Yes | | Patched Chinese | Unlocked | Partial (Telnet) | Broken | Yes (AT) | yeacomm p11 firmware download top
To ensure you are truly getting the experience, use this final checklist:
The router aftermarket is full of bricked devices. Do not download random .bin files from untrusted link shorteners. Firmware flashing carries inherent risks
| Problem | Solution | | :--- | :--- | | | Perform a hard reset: Remove battery (if removable) for 30 seconds, reinsert, hold Power for 15 seconds. | | 5G speeds are slower than before | The new firmware may have reset your APN settings. Manually enter your carrier's APN (e.g., fast.t-mobile.com or vzwinternet ). | | Wi-Fi keeps disconnecting | Flash the "top" firmware again, but this time uncheck "Preserve User Data" in the flashing tool. | | ADMIN password not working | Default after firmware flash is admin / admin . Check the sticker under the battery cover. | | Computer doesn't detect QDLoader 9008 | Try a different USB port (USB 2.0 is more stable than 3.0) and disable driver signature enforcement on Windows. |
Top repository for user-contributed firmware upgrade guides and P10/P11 modem files. When in doubt, contact Yeacomm customer support directly
Address issues with POE (Power Over Ethernet) functionality or login errors. Where to Find the Top Yeacomm P11 Firmware Download
If you purchased through an specialized distributor, they may provide dedicated firmware links.
, select the firmware you downloaded, and enter the MD5 code if prompted. Execute Upgrade: System Upgrade