Even after driver installation, analog sticks may drift or not reach full range. To fix this:
Alternative: Use AntiMicro or DS4Windows (even though this is not a DualShock, their calibration tools work exceptionally well).
Sometimes, an official driver does not exist or is corrupted. In that case, you can use universal gamepad tools that emulate an Xbox 360 controller. This is actually the best solution for modern PC games (Fortnite, Rocket League, GTA V) and Steam. Quantum Qhm7468-2a Usb Gamepad Driver Download
Critical Warning: Avoid random "driver download" websites that bundle adware, malware, or browser hijackers. The Quantum brand is often produced by various OEMs (Original Equipment Manufacturers), meaning the same model number may use one of several different chipset drivers.
Contact Quantum support via email: support@quantum-gaming.com. Provide the model number (Qhm7468-2a) and your OS version. Even after driver installation, analog sticks may drift
No. This is a PC-only USB gamepad. It will not work on consoles without a specialized adapter (e.g., Brook Wingman).
Plug the controller in before running the installer, or unplug all other USB gamepads. Save the calibration profile
Short answer: It depends on your operating system and gaming platform.
If you want full XInput emulation (so the PC thinks you’re using an Xbox 360 controller) and working rumble, you must download and install the official Quantum driver.