Once Windows boots up, reinstall the driver using the Virtual CD-ROM method described in Step 1. 4. Switch USB Ports and Power Settings
: Look under Network adapters or Ports (COM & LPT) . If you see a yellow exclamation mark, the driver is missing or faulty.
Locate the problematic item under or Universal Serial Bus controllers (it may appear as RNDIS , Unknown Device , or LTE Modem ). Right-click the item and select Update Driver .
For most users, the Xidol or Sidol K5188 modem comes with a built-in virtual CD-ROM drive. This is the manufacturer's intended installation method and should always be your first attempt. Here is the standard installation process based on manufacturer instructions: driver modem xidol k5188 fixed
When first plugged in, many USB modems appear as a virtual CD-ROM drive. File Explorer and look for a drive titled "4G Modem" or similar. : Double-click the
: Right-click on your computer name at the top of the list and select Scan for hardware changes to force Windows to detect the dongle.
The modem initializes as a virtual CD drive to install its internal software. If your OS blocks this autoplay feature, the actual network driver will never execute. Once Windows boots up, reinstall the driver using
: Select "Search automatically for drivers." If that fails, right-click and select Uninstall Device
Go to > Advanced options > Startup Settings > Restart .
If the virtual CD-ROM doesn't appear or the installer fails, use the manual method: If you see a yellow exclamation mark, the
If the downloaded file is a .zip or .rar archive, extract it to a dedicated folder on your desktop.
If the drivers are installed but you have no internet access, the issue is likely the APN settings rather than the driver itself. : Access the modem's web interface (usually at 192.168.100.1 192.168.0.1 via a browser). : Navigate to Settings > APN
The Xidol K5188 relies on generic Windows drivers that can be corrupted, outdated, or blocked. The most common triggers include:
If Windows detects the hardware but fails to link the software, you must force the installation manually.
If an application installer named autorun.exe or setup.exe resides inside that directory, right-click it, select , and let the native package install before ejecting.