This is the million-dollar question. Let's address the two risks: Malware and Anti-Cheat Bans.
Some ancient utilities on Softpedia claim to block certain keys for one player while freeing others. They’re clunky and not recommended for modern Windows. softpedia gaming keyboard splitter
| Problem | Solution | |--------|----------| | Keys still conflict | Disable Sticky/Filter Keys in Windows Settings | | Game sees only one keyboard | Set splitter to “Virtual device” mode (if available) | | Lag / input delay | Close background apps; use wired keyboard | | Splitter not saving settings | Run as Administrator | | Antivirus flags it | False positive – add to exclusions (Softpedia scans files) | This is the million-dollar question
Go to Softpedia.com and search for "Gaming Keyboard Splitter." Ensure the URL indicates www.softpedia.com/get/Tweak/System-Tweak/Gaming-Keyboard-Splitter.shtml.
Why Softpedia? Softpedia guarantees "100% Clean" status. They test for spyware, adware, and trojans. Do not download this from a random GitHub or MediaFire link. Go to Softpedia