If you recently reinstalled Windows or ran a major feature update, your driver is likely missing its firmware payload.
The I2C protocol is a widely used communication protocol in embedded systems, which allows devices to communicate with each other using a single, shared bus. In the context of touch devices, I2C is often used to transmit touch data between the touchscreen controller and the operating system.
Wait a few seconds, right-click it again, and select . This forces the driver to reload and read the firmware file you just pasted. Method 3: Use the SileadTouchMod Open-Source Alternative
Preventing Windows from turning off the communication bus often stops the driver from crashing. Open . Expand the System Devices category. sileadinc.com kmdf hid minidriver for touch i2c device
If you use Windows Pro, open gpedit.msc , navigate to Computer Configuration > Administrative Templates > System > Device Installation > Device Installation Restrictions , and enable the policy to prevent installation of devices matching your Silead hardware IDs.
However, this obscurity also presents challenges. Because Silead’s primary market is original equipment manufacturers (OEMs) producing budget to mid-range Windows tablets and notebooks (including some Microsoft Surface Go models and various Chinese-brand devices), the driver is rarely pre-installed on retail Windows images. This has led to a common user predicament: after a clean OS reinstallation, the touchscreen becomes unresponsive. The device is visible on the I2C bus, but without the dedicated minidriver to perform the critical translation, Windows cannot interpret the data. Users are often forced to manually locate the correct driver (e.g., the ialpssi_i2c or sileadtouch INF files) from OEM recovery partitions or driver aggregation websites. This exposes a vulnerability in the ecosystem’s reliance on thin, vendor-specific minidrivers—robust for OEMs but problematic for end-user maintainability.
Stands for Human Interface Device, the standard protocol for mice, keyboards, and touchscreens. If you recently reinstalled Windows or ran a
Note: Ensure you download drivers from reputable sources to avoid malware. 3. Manual Installation via Device Manager
The Silead touchscreen architecture is unique and prone to breaking during Windows updates or clean installations due to two main components:
Expand , right-click Sileadinc.com KMDF HID Minidriver for Touch I2C Device , and select Disable device . Wait a few seconds, right-click it again, and select
Windows Update may silently replace sileadinc.com KMDF driver with i2chid.sys . To prevent this:
The driver has been released in several versions over the years. Here are some notable entries from the Microsoft Update Catalog: