No official patches are released by Microsoft for standard PS/2 keyboards. Instead:
Modifying i8042prt.sys violates Windows driver signing. Use at your own risk. Always:
For most users, a USB-to-PS/2 adapter + a generic driver is safer. But for purists and retro builders, the patched driver is the only way to get those 102 keys working properly. No official patches are released by Microsoft for
Open Notepad and press the key between left Shift and Z (on ISO layout). It should output < or > or \ depending on language settings.
Download xf86-input-keyboard-patched from GitHub. Then: Modifying i8042prt
make && sudo make install
Edit /boot/loader.conf:
hw.psm.synaptics_support="1"
kern.evdev.rcpt_mask="12"
Solution: Install SharpKeys or KeyTweak to remap those keys. Or use AutoHotkey script: For most users, a USB-to-PS/2 adapter + a
SC15D::Send Volume_Up ; Map Power key to volume up
| Driver type | Source | Notes | |-------------|--------|-------| | Microsoft generic | Windows Update / OS media | No patching needed for basic 101/102. | | IBM PS/2 TrackPoint drivers | Lenovo support for older ThinkPads | Includes keyboard controller patch. | | Windows 98/ME PS/2 patch | MDGx.com (retro Windows patches) | Fixes scan code mapping. | | AT PS/2 Keyboard driver for NT 4.0 | HPC:PC (archived driver packs) | Requires SP6 + manual INF edit. | | Open-source PS/2 driver (Linux) | Kernel drivers (atkbd.ko) | Patches available via DKMS. |
The primary feature of a PC/AT Enhanced PS/2 Keyboard (101/102-Key) driver is to
bridge communication between your operating system and standard desktop or internal laptop keyboards using the legacy PS/2 protocol
. While Windows includes built-in generic drivers for these devices, "patched" or manufacturer-specific versions (such as those from ) often provide specialized functionality. Super User Key Features and Functions