This is often a power management issue. Go to Device Manager → Universal Serial Bus controllers → USB Root Hub → Properties → Power Management → Uncheck “Allow the computer to turn off this device.”
Update Guide: Optimizing Your Fantech G13 Rhasta II Gaming Mouse Fantech G13 Rhasta II
It's worth checking the official Fantech website or community hubs like their official Discord for the latest firmware news.
Improved API support for syncing your Rhasta II lighting with other desktop components. How to Perform the G13 Rhasta II Software Update g13 rhasta ii software upd
Open your Device Manager, find the G13 under Human Interface Devices (HID), right-click, and select "Uninstall Device." Unplug it, plug it back in, and let the new software re-detect the hardware.
Give you a for your specific OS.
Only if you saved the previous firmware (.bin) file. Otherwise, contact support or reflash using a generic firmware flasher (SPI tool). This is often a power management issue
| Issue | Possible Fix | |--------|----------------| | Device not detected | Try another USB port, reinstall drivers, or put device in “DFU mode” (if applicable). | | Update fails at 50% | Restart updater, disable antivirus temporarily, or use a different PC. | | Buttons not working after update | Perform a factory reset (check manual: hold certain keys while plugging in). | | Software crashes | Uninstall old driver, clean registry (Windows), or reinstall the update tool. |
If all else fails, open-source tools like OpenRGB or HIDMacros can breathe new life into your device without needing a first-party update. Bookmark this guide and share it with fellow G13 Rhasta II owners who struggle with outdated software.
The G13 Rhasta II software update represents the best of the PC gaming community: taking solid hardware and extending its life through software innovation. If you have a dusty G13 lying around, loading a Rhasta II profile might just give it a new lease on life. How to Perform the G13 Rhasta II Software
To ensure your Rhasta II G13 is running at peak performance, follow these steps:
Select to fetch latest Microsoft WHQL validation updates.