Your operating system is blocking the auto-install feature (common on updated Windows 10/11 systems).
The "New" version includes support for Windows 10/11 power management modes (Selective Suspend) and fixes a BSOD (Blue Screen of Death) issue that plagued the older driver on modern hardware.
Approve any User Account Control (UAC) administrative warnings.
Disclaimer: Xidol is a registered trademark. This article is for educational and troubleshooting purposes. The author is not affiliated with Xidol or Conexant. driver modem xidol k5188 new
The driver only handles USB communication. SMS failure is usually a SIM card issue (no credit), incorrect SMS center number ( AT+CSCA ), or wrong message format ( AT+CMGF=1 for text mode).
If your computer fails to detect the modem automatically or lists it as an "Unknown Device," perform a manual driver update: Right-click the and select Device Manager .
Modern versions of Windows 10 and Windows 11 are very good at automatically fetching drivers. After plugging in the modem: Your operating system is blocking the auto-install feature
Open Device Manager, locate the Xidol storage device under "Universal Serial Bus controllers," right-click it, and select Uninstall device . Unplug the modem, restart your computer, and plug it back in to force a clean re-detection. 3. RNDIS Driver Missing (Windows 11 Issues)
For legacy systems or manual configurations, visit the DriverScape USB Modem Database to source compatible 32-bit and 64-bit drivers. Troubleshooting Common Issues
The driver is working, but your network settings are incorrect. Log into the web dashboard at 192.168.100.1 . Disclaimer: Xidol is a registered trademark
Look for a new drive icon labeled , Modem , or Mobile Broadband .
Open the drive and locate the setup executable file (e.g., Setup.exe or AutoRun.exe ). Right-click the file and select .
The device features an internal virtual CD-ROM partition that holds the native installation software.
If the modem is plugged in but shows an error icon (a yellow exclamation mark) in your system settings, you need to force Windows to update the network adapters: Press Windows Key + X and select .